Seiko Cal. 4444 - 870

The Seiko 4444-870 represents an important milestone in Seiko's 1977 lineup. Powered by the 4444 caliber with 31j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-92d4f3b4d63a]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1977

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