Seiko Cal. 6643 - 218

The 6643-218 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-3c00efd1adc0]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1996

Related Models

• Seiko 5664-560
• Seiko 3835-807
• Seiko 3828-975
• Seiko 7155-614
• Seiko 7027-659
• Seiko 4465-696
• Seiko 6141-743
• Seiko 7084-166
• Seiko 7064-774
• Seiko 6164-163
• Seiko 6269-122
• Seiko 3851-811