Seiko Cal. 4489 - 924

The Seiko 4489-924 represents an important milestone in Seiko's 1978 lineup. Powered by the 4489 caliber with 25j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-db7faf7f9592]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1978

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