Seiko Cal. 5637 - 102

The 5637-102 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-1b947423dc25]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1993

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