Seiko Cal. 6686 - 736

This Spring Drive model from 1975 features a 37mm PVD Black case. Powered by the 6686 caliber with 22j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-673332d444c0]

Also known as: Turtle, Panda

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1975

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