Seiko Cal. 4440 - 816

This Hand-Winding model from 1989 features a 39mm Gold-Plated case. Powered by the 4440 caliber with 29j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-3f49becdccc0]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1989

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