Seiko Cal. 6658 - 264

The Seiko 6658-264 represents an important milestone in Seiko's 1965 lineup. Powered by the 6658 caliber with 22j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-0476cc864aea]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1965

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