Seiko Cal. 4489 - 743

The Seiko 4489-743 represents an important milestone in Seiko's 1968 lineup. It features a Green dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-924d513aea38]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1968

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