Seiko Cal. 6654 - 644

The Seiko 6654-644 represents an important milestone in Seiko's 1991 lineup. It features a Navy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-acc2b1942b7b]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1991

Related Models

• Seiko 0783-562
• Seiko 3829-433
• Seiko 0780-633
• Seiko 6376-416
• Seiko 6290-476
• Seiko 6154-144
• Seiko 3869-907
• Seiko 6649-262
• Seiko 5639-129
• Seiko 4426-668
• Seiko 6254-399
• Seiko 6659-473