Seiko Cal. 4544 - 831

The Seiko 4544-831 represents an important milestone in Seiko's 1990 lineup. Powered by the 4544 caliber with 20j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-a2107b14dd78]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1990

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