Seiko Cal. 6634 - 408

The Seiko 6634-408 represents an important milestone in Seiko's 1994 lineup. Powered by the 6634 caliber with 17j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-9643d288be64]

Also known as: Tuna, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1994

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