Seiko Cal. 4561 - 636

Seiko 4561-636

The 4561-636 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-1918d871b058]

Also known as: Rally, Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
14.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1981

Related Models

seikata-wm-1918d871b058