Seiko Cal. 4439 - 436

This Spring Drive model from 1989 features a 43mm Stainless Steel case. It features a Champagne dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-3fe9eb336cc4]

Also known as: Tuna, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1989

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