Seiko Cal. 6621 - 833

Released in 1974, the Cal. 6621 with design code 833 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-47de70313ac9]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1974

Related Models

• Seiko 4521-442
• Seiko 6395-758
• Seiko 5263-900
• Seiko 6316-772
• Seiko 5230-491
• Seiko 6651-622
• Seiko 5241-534
• Seiko 4434-569
• Seiko 5696-172
• Seiko 5216-845
• Seiko 6373-663
• Seiko 6271-448