Seiko Cal. 4515 - 751

The Seiko 4515-751 represents an important milestone in Seiko's 1991 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-eca7744d4cac]

Also known as: World Timer, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1991

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