Seiko Cal. 6611 - 593

The Seiko 6611-593 represents an important milestone in Seiko's 1984 lineup. Powered by the 6611 caliber with 20j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-98fa30eaa76d]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1984

Related Models

• Seiko 6644-106
• Seiko 6648-617
• Seiko 0750-542
• Seiko 5695-813
• Seiko 7179-206
• Seiko 0729-218
• Seiko 3846-908
• Seiko 3848-997
• Seiko 6293-352
• Seiko 0715-918
• Seiko 4599-243
• Seiko 6115-448