Seiko Cal. 3870 - 316

Seiko 3870-316

The 3870-316 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3870 caliber with 30j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-8181a547936a]

Also known as: Silverwave, World Timer

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
10.1mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Green
Jewels
30j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1991

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seikata-wm-8181a547936a