Seiko Cal. 5648 - 698

The Seiko 5648-698 represents an important milestone in Seiko's 1967 lineup. It features a Green dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-14b155a3ca73]

Also known as: Sumo, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1967

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