Seiko Cal. 5666 - 444

Seiko 5666-444

The 5666-444 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-c48de1cdd293]

Also known as: Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
8.1mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Navy
Jewels
30j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1975

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