Seiko Cal. 7181 - 363

Seiko 7181-363

The 7181-363 is a sought-after Solar piece from Seiko's golden era. Powered by the 7181 caliber with 31j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-321153d67c7e]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
35mm
Case Thickness
8.8mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1999

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