Seiko Cal. 6681 - 657

This Automatic model from 1993 features a 45mm Hardlex-Coated Steel case. Powered by the 6681 caliber with 28j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-2eac670522dd]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1993

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