Seiko Cal. 5657 - 743

This Spring Drive model from 1985 features a 39mm Titanium case. It features a Cream dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-5018a391d662]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1985

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