Seiko Cal. 7099 - 543

Seiko 7099-543

The 7099-543 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7099 caliber with 21j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-7db473f3509b]

Also known as: Sumo

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
8.8mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Silver
Jewels
21j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1973

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seikata-wm-7db473f3509b