Seiko Cal. 6613 - 738

The 6613-738 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6613 caliber with 24j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-fc199be245f8]

Also known as: Bellmatic, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1996

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