Seiko Cal. 0741 - 285

This Spring Drive model from 1976 features a 39mm Two-Tone case. It features a Green dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-edd795f132c5]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1976

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