Seiko Cal. 6624 - 738

The Seiko 6624-738 represents an important milestone in Seiko's 1982 lineup. It features a Black dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-1be52111497a]

Also known as: Sumo, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1982

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