Seiko Cal. 6658 - 507

The Seiko 6658-507 represents an important milestone in Seiko's 1980 lineup. Powered by the 6658 caliber with 29j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-7b962e12675f]

Also known as: Sea Horse, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1980

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