Seiko Cal. 3848 - 757

This Spring Drive model from 1977 features a 36mm Titanium case. It features a Green dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-b4dc1e637214]

Also known as: Tuna, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1977

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