Seiko Cal. 4430 - 634

Seiko 4430-634

The 4430-634 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-4eeb809c22ca]

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
10.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Burgundy
Jewels
24j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1971

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