Seiko Cal. 5656 - 545

The Seiko 5656-545 represents an important milestone in Seiko's 1977 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-8f8cddf48e5a]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1977

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