Seiko Cal. 4556 - 510

The Seiko 4556-510 represents an important milestone in Seiko's 1995 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-cbbdc6f4a884]

Also known as: Pogue, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1995

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