Seiko Cal. 5637 - 758

The 5637-758 is a sought-after Solar piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-dba65dd9c437]

Also known as: Tuna, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1981

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