Seiko Cal. 6621 - 733

The Seiko 6621-733 represents an important milestone in Seiko's 1965 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-4764a8189227]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1965

Related Models

• Seiko 6621-124
• Seiko 6276-957
• Seiko 0721-473
• Seiko 4535-712
• Seiko 5644-630
• Seiko 6316-918
• Seiko 5245-473
• Seiko 7093-920
• Seiko 7020-547
• Seiko 6221-280
• Seiko 7040-721
• Seiko 4423-675