Seiko Cal. 6662 - 307

The 6662-307 is a sought-after Solar piece from Seiko's golden era. Powered by the 6662 caliber with 32j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-4f8339b65ca2]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1990

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