Seiko Cal. 4577 - 971

Seiko 4577-971

The 4577-971 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-fa6d9bb34c0b]

Also known as: UFO, Rally

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
14.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Navy
Jewels
30j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1973

Related Models

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