Seiko Cal. 6143 - 105

Seiko 6143-105

The 6143-105 is a sought-after Solar piece from Seiko's golden era. Powered by the 6143 caliber with 30j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-54a99ca23201]

Also known as: Sportsmatic, Crown

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
42mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Silver
Jewels
30j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1984

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