Seiko Cal. 6623 - 738

The Seiko 6623-738 represents an important milestone in Seiko's 1982 lineup. Powered by the 6623 caliber with 29j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-c10bf2345bae]

Also known as: Turtle, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1982

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