Seiko Cal. 0754 - 644

The 0754-644 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0754 caliber with 25j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-39efefa3eb82]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1983

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