Seiko Cal. 6649 - 798

The Seiko 6649-798 represents an important milestone in Seiko's 1989 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-0c8491c849b6]

Also known as: Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1989

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