Seiko Cal. 3891 - 698

The 3891-698 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-bb0bd8aa1469]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1986

Related Models

• Seiko 7063-104
• Seiko 4466-344
• Seiko 5252-833
• Seiko 3835-628
• Seiko 6170-753
• Seiko 6646-776
• Seiko 4422-709
• Seiko 5686-862
• Seiko 4428-928
• Seiko 4549-132
• Seiko 6135-270
• Seiko 5232-760