Seiko Cal. 0763 - 581

The Seiko 0763-581 represents an important milestone in Seiko's 1991 lineup. It features a Silver dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-8dc1fa8b75d2]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1991

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