Seiko Cal. 6140 - 879

This Spring Drive model from 1971 features a 39mm Gold-Plated case. It features a Navy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-6c34b79f4f3f]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1971

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