Seiko Cal. 5640 - 784

Seiko 5640-784

The 5640-784 is a sought-after Kinetic piece from Seiko's golden era. It features a Cream dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-d35c3661fca2]

Also known as: Turtle, Crown

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
12.2mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
200m
Dial Color
Cream
Jewels
32j
Frequency
28,800 bph
Power Reserve
49 hours
Year
1972

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