Seiko Cal. 6131 - 848

This Hand-Winding model from 1971 features a 36mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-c2037412a399]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1971

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