Seiko Cal. 6231 - 775

The Seiko 6231-775 represents an important milestone in Seiko's 1966 lineup. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-24b1f3005909]

Also known as: Bullhead, Silverwave

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1966

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