Model Name: Calypso Jr.
Model Reference: C52
Designer: Sal Glesser
MSRP: $84.95 (SS), $97.95 (Micarta), $89.95 (FRN)
Description: The Calypso Jr. is one of the more celebrated Spyderco blades as it’s small size and full flat grind make it such a fantastic user knife. The less common Stainless Steel version of this knife was only made with a Hollow Ground blade, similar to the blade on a Delica. The Calypso Jr. has been released in a number of Sprint Runs with different variations of handle colors.

Blade Length: 2 7/8″
Closed Length: 3 3/4″
Overall Length: 6 5/8″
Weight: 1.9oz (FRN)

Blade Material: AUS-8, VG-10, ZDP-189/420J2
Blade Finish: Satin Finish
Blade Grind: Hollow Grind (SS), Full Flat Grind (All Others)
Handle Material: FRN, Stainless Steel, Micarta
Locking Mechanism: Mar-McBurnette Front Lock

Years Produced: 1997-2001, 2004-2005, 2007
Manufacture Location: Seki-City Japan

Variations:

Model Name: Rookie
Model Reference: C51
Designer: Sal Glesser
MSRP: $84.95 (Stainless), $99.95 (G-10), $154.95 (FG G-10)
Description: The Spyderco Rookie is a smaller version of the Police, and was discontinued in 2000. It was re-released in a sprint run in 2008 in Foliage Green and VG-10.

Blade Length: 3 1/8″
Closed Length: 3 5/8″
Overall Length: 6 3/4″
Weight: 3.3oz (SS), 1.9oz (G-10), 2.2oz (FG G-10)

Blade Material: ATS-55, VG-10
Blade Finish: Satin Finish
Blade Grind: Hollow Grind
Handle Material: Stainless Steel, G-10
Locking Mechanism: Lock Back

Years Produced: 1997-2000, 2008
Manufacture Location: Seki-City Japan

Variations:
C51P – Stainless, plain edge
C51S – Stainless, Serrated
C51GP – G-10, Plain Edge
C51GS – G-10, Serrated
C51FGP – Plain Edge, Foilage Green, VG-10, Sprint Run

Model Name: Frank Centofante II
Model Reference: C50
Designer: Frank Centofante
MSRP: $145.95
Description: The C50 Centofante is a beautiful full-sized version of the C25 Centofante Generation II, with the sliding SecurLok designed by Frank Centofante. This knife appeared in later catalogs stating steel was CPM-440V, however, no records of any CPM-440V version actually exists. This may or may not be a typo.

Blade Length: 3 5/8″
Closed Length: 4 15/16″
Overall Length: 8 9/16″
Weight:

Blade Material: ATS-34, CPM-440V
Blade Finish: Satin Finish
Blade Grind: Full Flat
Handle Material: G-10
Locking Mechanism: Liner Lock with Slide SecurLok

Years Produced: 1998-2000
Manufacture Location: Golden Colorado USA

Variations:
C50GP – Plain Edge
C50GS – Serrated Edge

Model Name: Tim Wegner Jr.
Model Reference: C49
Designer: Tim Wegner
MSRP: $114.95
Description: The Tim Wegner Jr. C49 is the smaller version of the C48 Tim Wegner, from the same designer which is the knife’s namesake, obviously. The C49 was only made for two years and so is considerably more rare than the C48.

Blade Length: 2 7/8″
Closed Length: 3 7/8″
Overall Length: 6 3/4″
Weight:

Blade Material: ATS-34
Blade Finish: Satin Finish
Blade Grind: Hollow Grind
Handle Material: G-10
Locking Mechanism: Liner Lock

Years Produced: 1997-1998
Manufacture Location: Japan

Variations:
C49GP – Plain Edge
C49GPS – Partially Serrated Edge

Model Name: Tim Wegner
Model Reference: C48
Designer: Tim Wegner
MSRP: $139.95
Description: The Tim Wegner C48 by Spyderco is a very collectable Spyderco knife that has been discontinued and is designed to be a hunter with its large hunter trailing point blade. Tim Wegner ended up producing this knife with Blade Tech.

Blade Length: 3 5/8″
Closed Length: 4 3/4″
Overall Length: 8 3/8″
Weight: 6oz.

Blade Material: ATS-34
Blade Finish: Satin Finish
Blade Grind: Hollow Grind
Handle Material: G-10
Locking Mechanism: Liner Lock

Years Produced: 1997-2001
Manufacture Location: Japan

Variations:
C48GPS – Partially Serrated
C48GP – Plain Edge

Model Name: Endura II
Model Reference: C47
Designer: Sal Glesser
MSRP: $104.95
Description: The Spyderco Endura II C47 was renamed to the C10 after the SKU cleanup in 1999. This model reference no longer exists, but lives on as a C10 reference number Endura II.

Blade Length: 3 3/4″
Closed Length:5″
Overall Length: 8 3/4″
Weight: 5.5oz

Blade Material: AUS-6
Blade Finish: Satin Finish
Blade Grind: Hollow Ground
Handle Material: Stainless Steel
Locking Mechanism: Lock Back

Years Produced: 1997-1999
Manufacture Location: Seki-City Japan

Variations:

Model Name: Bob Lum Tanto
Model Reference: C46
Designer: Bob Lum
MSRP: $165.95 (Satin), $174.95 (Black Blade)
Description: The Spyderco Bob Lum was one of the most popular Spyderco Collaborations ever made, and is in very high demand still today. The knife featured high-end Titanium handles initially, and then followed with G-10 models, and had a unique hollow ground main edge with an appleseed grind on the peircing tip. The unique thing about the Bob Lum Tanto tip is that it wasn’t sharp. It came to a point but was not taken to a sharpened edge. The Plain Edge Titanium model is the most desirable version.

Blade Length: 3 13/16″
Closed Length: 5″
Overall Length: 8 3/4″
Weight: 5.1oz

Blade Material: ATS-55, VG-10
Blade Finish: Satin Finish
Blade Grind: Hollow Ground and Appleseed Grind Tip
Handle Material: Titanium, G-10
Locking Mechanism: Liner Lock

Years Produced: 1998-2003
Manufacture Location: Seki-City Japan

Variations:
C46PTI – Titanium, Plain Edge
C46PSTI – Titanium, Combo Edge
C46GPBK – Black G-10, Plain Edge
C46GPSBK – Black G-10, Combo Edge

Model Name: Rescue Jr. now the 75mm
Model Reference: C45
Designer: Sal Glesser
MSRP:
Description: The Rescue Jr or 75mm was introduced as a smaller alternative to the C14 Rescue 93mm.

Blade Length: 3 1/8″
Closed Length: 4 3/32″
Overall Length: 7 1/8″
Weight: 2.25oz

Blade Material: ATS-55, VG-10
Blade Finish: Satin Finish
Blade Grind: Hollow Grind
Handle Material: FRN
Locking Mechanism: Lock Back

Years Produced: 1998-
Manufacture Location: Seki-City Japan

Variations:
C45BK – Serrated, Black FRN
C45OR – Serrated, Orange FRN

Model Name: Dyad
Model Reference: C44
Designer: Sal Glesser
MSRP: $152.95
Description: The C44 Spyderco Dyad is the largest of the Dyad family of knives and was only produced for two years. The Dyad provides two locking full-sized blades in both plain and serrated edges.

Blade Length: 3 3/8″ (PE), 3 3/4″ (SE)
Closed Length: 4 5/8″
Overall Length: 8″ (PE), 8 3/8″ (SE)
Weight: 4.375oz

Blade Material: ATS-55
Blade Finish: Satin Finish
Blade Grind: Full Flat (PE), Hollow Ground (SE)
Handle Material: Micarta
Locking Mechanism: Lock Back

Years Produced: 2000-2001
Manufacture Location: Seki-City Japan

Variations:
C44P&S – Standard Version

The Spyderco Delica II C43 was renamed to the C11 during Spyderco’s Great SKU consolidation of 1999. Please see the Delica C11 for more info.