Seiko Cal. 5639 - 743

Seiko 5639-743

The 5639-743 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-4abba20b12ea]

Also known as: Turtle

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
43mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Cream
Jewels
35j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1969

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