Seiko Cal. 6698 - 720

Seiko 6698-720

The 6698-720 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-bbea9b0330e1]

Also known as: Sumo, Helmet

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
14.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1990

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