Seiko Cal. 6661 - 825

Released in 1982, the Cal. 6661 with design code 825 was part of Seiko's domestic market collection. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-9e69d24dd0fa]

Also known as: Sumo, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1982

Related Models

• Seiko 6145-414
• Seiko 6229-906
• Seiko 4539-417
• Seiko 3810-735
• Seiko 6371-265
• Seiko 6275-490
• Seiko 3822-790
• Seiko 4448-310
• Seiko 6376-332
• Seiko 0727-990
• Seiko 6392-438
• Seiko 5279-424