Seiko Cal. 6644 - 171

The 6644-171 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6644 caliber with 28j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-913db2f0c360]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1998

Related Models

• Seiko 4414-681
• Seiko 0747-697
• Seiko 5231-324
• Seiko 5615-242
• Seiko 6211-328
• Seiko 4561-203
• Seiko 4589-519
• Seiko 0789-566
• Seiko 7096-439
• Seiko 7190-200
• Seiko 4445-661
• Seiko 7161-930