Seiko Cal. 4489 - 910

The Seiko 4489-910 represents an important milestone in Seiko's 1966 lineup. It features a Silver dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-2329eefa5cf5]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1966

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