Seiko Cal. 6631 - 733

Seiko 6631-733

The 6631-733 is a sought-after Quartz piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-68f8d5e10068]

Also known as: Pogue

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
11.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Cream
Jewels
30j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1967

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