Seiko Cal. 6658 - 173

The Seiko 6658-173 represents an important milestone in Seiko's 1973 lineup. Powered by the 6658 caliber with 32j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-9119d2fa7083]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1973

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