Seiko Cal. 6658 - 117

The 6658-117 is a sought-after Solar piece from Seiko's golden era. Powered by the 6658 caliber with 32j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-a50d25daeb1b]

Also known as: Sumo, Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1980

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