Seiko Cal. 4468 - 737

This Spring Drive model from 1977 features a 37mm Gold-Plated case. Powered by the 4468 caliber with 21j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-22e2031d7dfa]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1977

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