Seiko Cal. 3851 - 987

Seiko 3851-987

Released in 1972, the Cal. 3851 with design code 987 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-711b0ea376d1]

Also known as: Bullhead, Arnie

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
15.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
120m
Dial Color
Burgundy
Jewels
23j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1972

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