Seiko Cal. 6170 - 645

The Seiko 6170-645 represents an important milestone in Seiko's 1998 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-7e0927852dce]

Also known as: Sumo, Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1998

Related Models

• Seiko 6650-901
• Seiko 7162-876
• Seiko 4586-592
• Seiko 7022-199
• Seiko 6146-926
• Seiko 4427-314
• Seiko 6196-655
• Seiko 6390-519
• Seiko 6344-807
• Seiko 6654-691
• Seiko 5250-891
• Seiko 5240-976