Seiko Cal. 4531 - 135

Seiko 4531-135

The 4531-135 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-7305c941f664]

Also known as: Sumo

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
45mm
Case Thickness
12.3mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
170m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1969

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