Seiko Cal. 6646 - 594

Seiko 6646-594

The 6646-594 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-2a8f9bc35a63]

Also known as: Shogun, Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
9.3mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Navy
Jewels
25j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1976

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