Seiko Cal. 7186 - 428

Seiko 7186-428

The 7186-428 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7186 caliber with 32j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-49af079040ef]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
14.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Navy
Jewels
32j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1993

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