Seiko Cal. 4581 - 745

Released in 1977, the Cal. 4581 with design code 745 was part of Seiko's domestic market collection. Powered by the 4581 caliber with 32j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-98cf7ef8b6bc]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1977

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