Seiko Cal. 4454 - 633

This Spring Drive model from 1993 features a 44mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-14adc2847c8f]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1993

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