Seiko Cal. 4521 - 454

The Seiko 4521-454 represents an important milestone in Seiko's 1994 lineup. It features a Silver dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-8f87d967ebf2]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1994

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