Seiko Cal. 6231 - 774

The Seiko 6231-774 represents an important milestone in Seiko's 1987 lineup. It features a White dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-112108cfbf1c]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1987

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