Seiko Cal. 6650 - 307

The 6650-307 is a sought-after Solar piece from Seiko's golden era. Powered by the 6650 caliber with 25j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-e56ad953c97f]

Also known as: UFO, Navigator

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1980

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