Seiko Cal. 5637 - 102

The 5637-102 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-085b8b2e763b]

Also known as: Navigator, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1979

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