Seiko Cal. 5637 - 655

The 5637-655 is a sought-after Quartz piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-a96dc5ab26c3]

Also known as: Panda, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1976

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