Seiko Cal. 6653 - 364

The Seiko 6653-364 represents an important milestone in Seiko's 1985 lineup. Powered by the 6653 caliber with 27j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-d08d0d51f6ec]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1985

Related Models

• Seiko 6249-803
• Seiko 7174-991
• Seiko 4452-576
• Seiko 4480-100
• Seiko 6617-893
• Seiko 6171-571
• Seiko 5259-204
• Seiko 4592-728
• Seiko 5257-876
• Seiko 3840-858
• Seiko 0797-232
• Seiko 3834-124