Seiko Cal. 6645 - 747

Seiko 6645-747

The 6645-747 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-6d22c4a9949b]

Also known as: Turtle, Bullhead

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
34mm
Case Thickness
8.5mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Champagne
Jewels
32j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1968

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