Seiko Cal. 6231 - 278

This Solar model from 1972 features a 36mm Two-Tone case. It features a Black dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-924d5a3219dc]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1972

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