Seiko Cal. 5633 - 645

The Seiko 5633-645 represents an important milestone in Seiko's 1987 lineup. It features a Champagne dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-dee09ef1db89]

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1987

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