Seiko Cal. 6331 - 641

The Seiko 6331-641 represents an important milestone in Seiko's 1992 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-33cb0db7f4c5]

Also known as: Turtle, Shogun

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1992

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