Seiko Cal. 6311 - 921

The Seiko 6311-921 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-3dd8fe3a1eb4]

Also known as: Turtle, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1991

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