Seiko Cal. 0744 - 540

Released in 1988, the Cal. 0744 with design code 540 was part of Seiko's domestic market collection. Powered by the 0744 caliber with 28j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-8b9e67357264]

Also known as: Bellmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1988

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