Seiko Cal. 6649 - 393

The Seiko 6649-393 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-fa8b46640963]

Also known as: Tuna, Bellmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1971

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