Seiko Cal. 4531 - 280

Seiko 4531-280

The 4531-280 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-d8c9585c773c]

Also known as: Turtle, Helmet

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
10.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Navy
Jewels
20j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1996

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