C39 Dyad Jr.
The two-bladed C39 Dyad Jr. was introduced in 1997. Initially named Mini Dyad, in 1998 the name was changed to Dyad Jr.. In 1999 a variation with FRN handles, named Dyad Jr. Lightweight, was introduced.
Appearance in catalogs
The C39 Mini Dyad was listed in the 1998 Spyderco product catalog.
The C39 Dyad Jr. was listed in the 1999 and 2000 (Dealer only) Spyderco product catalogs.
The C39 Dyad Jr. Lightweight was listed in the 2000, 2001, and 2002 Spyderco product catalogs.
Designer
Spyderco
History, mentionings etc. from the forums
- History notes by "vampyrewolf" and a short listing of the Dyad types by "The Deacon" can be found in the Mini Dyad Jr. thread in the Spyderco forum.
Information from the Spyderco catalog on the web
Not listed.
Variations
The C39 are made in Seki-City, Japan and have
- a clip-point shaped plain edge blade,
- a sheepfoot shaped serrated edge blade, and
- two independent Back Locks.
| SKU | Handle | Edge(s) | Steel | MSRP | Note | Number made | Grind | Clip | Collectors club |
| C39 | Black Micarta | PE plus SE | GIN-1/G-2 | ? | 1997-1998, Mini Dyad | N/A | Full Flat plus Hollow | Metal (polished?), PE blade view: left hand, tip-up | |
| C39 | Black Micarta | PE plus SE | ATS-55 | ? | 1998-2000, Dyad Jr. | N/A | Full Flat plus Hollow | Metal black, PE blade view: left hand, tip-up | |
| C39BK | Black FRN | PE plus SE | ATS-55 | ? | 1999-2002, Dyad Jr. Lightweight | N/A | Full Flat plus Hollow | No clip | |
| C39GR? | Green FRN | PE plus SE | ATS-55 | ? | ?, Dyad Jr. Lightweight, looks like blue | ? | Full Flat plus Hollow | No clip | |
| C39BRG? | Burgundy FRN | PE plus SE | ATS-55 | ? | ?, Dyad Jr. Lightweight | ? | Full Flat plus Hollow | No clip |
Most collectible variation
The Green and Burgundy FRN Dyad Jr. Lightweight were produced in low numbers.
Questions regarding collecting the C39
Some interesting questions we are looking for an answer to:
Questions with an answer:
Technical information
Overall length measurements done with one opened blade.
Measurements of the C39 Dyad Jr. (aka Mini Dyad):
| Length overall | Length closed | Length blade | Length edges | Hole Ø | Blade thickness | Weight |
| 137mm | 79mm | 57mm | 52mm | 8mm | 2mm | 45g |
| 5 3/8" | 3 3/32" | 2 1/4" | 2" | 5/16" | 5/64" | 1.6oz |
Measurements of the C39 Dyad Jr. Lightweight:
| Length overall | Length closed | Length blade | Length edge PE | Length edge SE | Hole Ø | Blade thickness | Weight |
| 143mm | 79mm | 58mm | 54mm | 56mm | 10mm | 2mm | 42.5g |
| 5 5/8" | 3 3/32" | 2 1/4" | 2 1/8" | 2 3/16" | 3/8" | 5/64" | 1.5oz |
References
Pictures
See e.g. the Mini Dyad Jr. thread in the Spyderco forum.
