Seiko Cal. 3818 - 304

Seiko 3818-304

The 3818-304 is a sought-after Solar piece from Seiko's golden era. Powered by the 3818 caliber with 21j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-88ed4e6785a2]

Also known as: Bellmatic

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
10.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Burgundy
Jewels
21j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1990

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