Seiko Cal. 4577 - 725

The Seiko 4577-725 represents an important milestone in Seiko's 1985 lineup. It features a Champagne dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-d2b51c880770]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1985

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