Seiko Cal. 6654 - 237

The Seiko 6654-237 represents an important milestone in Seiko's 1987 lineup. Powered by the 6654 caliber with 32j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-ac1793891962]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1987

Related Models

• Seiko 4555-603
• Seiko 6626-112
• Seiko 6648-997
• Seiko 4550-809
• Seiko 0768-951
• Seiko 6185-886
• Seiko 6282-394
• Seiko 6224-104
• Seiko 3849-889
• Seiko 6333-420
• Seiko 6116-910
• Seiko 3861-384