Seiko Cal. 7181 - 386

The Seiko 7181-386 represents an important milestone in Seiko's 1965 lineup. Powered by the 7181 caliber with 35j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-6c7e66231b1c]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1965

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