Seiko Cal. 6613 - 229

This Spring Drive model from 1986 features a 35mm Stainless Steel case. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-9512bf573b9d]

Also known as: Bullhead, UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1986

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