Seiko Cal. 0743 - 188

Seiko 0743-188

The 0743-188 is a sought-after Solar piece from Seiko's golden era. Powered by the 0743 caliber with 19j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-f4c318c39bd5]

Also known as: Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
11.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
70m
Dial Color
Green
Jewels
19j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1981

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