Seiko Cal. 5644 - 123

The Seiko 5644-123 represents an important milestone in Seiko's 1993 lineup. Powered by the 5644 caliber with 36j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-2b231f76562c]

Also known as: Shogun, World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1993

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