Seiko Cal. 4490 - 620

Seiko 4490-620

The 4490-620 is a sought-after Solar piece from Seiko's golden era. Powered by the 4490 caliber with 17j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-6bd47d969f15]

Also known as: Turtle, Sumo

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
14.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Cream
Jewels
17j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1971

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seikata-wm-6bd47d969f15