Seiko Cal. 4536 - 640

Seiko 4536-640

The 4536-640 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-864ee25235e9]

Also known as: UFO, Golden Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
10.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
26j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1984

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