Seiko Cal. 3870 - 799

Seiko 3870-799

The 3870-799 is a sought-after Solar piece from Seiko's golden era. Powered by the 3870 caliber with 17j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-fa34c4384bd2]

Also known as: Sportsmatic

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
45mm
Case Thickness
8.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
17j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1967

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seikata-wm-fa34c4384bd2