Seiko Cal. 4457 - 456

Seiko 4457-456

The 4457-456 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-48c883474369]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
41mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
White
Jewels
32j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1983

Related Models

seikata-wm-48c883474369