Seiko Cal. 6365 - 646

The Seiko 6365-646 represents an important milestone in Seiko's 1990 lineup. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-0845b9b21c4a]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1990

Related Models

• Seiko 4463-364
• Seiko 6244-995
• Seiko 7123-429
• Seiko 6244-394
• Seiko 7141-662
• Seiko 6256-520
• Seiko 7023-732
• Seiko 7177-291
• Seiko 5213-311
• Seiko 6615-461
• Seiko 6643-839
• Seiko 4523-837