Seiko Cal. 5648 - 335

The Seiko 5648-335 represents an important milestone in Seiko's 1997 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-d523967ba440]

Also known as: Sumo, Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1997

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