Seiko Cal. 6618 - 334

The Seiko 6618-334 represents an important milestone in Seiko's 1997 lineup. Powered by the 6618 caliber with 31j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-33bb3c3ec952]

Also known as: Bellmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1997

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