Seiko Cal. 7128 - 306

Seiko 7128-306

Released in 1980, the Cal. 7128 with design code 306 was part of Seiko's domestic market collection. Powered by the 7128 caliber with 26j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-49563f791ce6]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
13.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
170m
Dial Color
Burgundy
Jewels
26j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1980

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