Seiko Cal. 4457 - 510

The Seiko 4457-510 represents an important milestone in Seiko's 1985 lineup. It features a White dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-4958ab7e8768]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1985

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