Seiko Cal. 7018 - 398

Seiko 7018-398

The 7018-398 is a sought-after Solar piece from Seiko's golden era. Powered by the 7018 caliber with 17j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-ead6ae5aa21f]

Also known as: Silverwave, Baby Tuna

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
43mm
Case Thickness
13.8mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Green
Jewels
17j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1977

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