Seiko Cal. 6643 - 201

The Seiko 6643-201 represents an important milestone in Seiko's 1992 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-cf86dad8ac7d]

Also known as: Shogun, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1992

Related Models

• Seiko 5281-223
• Seiko 7051-607
• Seiko 6285-111
• Seiko 4475-433
• Seiko 4434-460
• Seiko 0723-158
• Seiko 4451-654
• Seiko 3820-341
• Seiko 0791-931
• Seiko 6387-803
• Seiko 7162-522
• Seiko 7094-190