Seiko Cal. 6644 - 857

The 6644-857 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-88c81d20a0bd]

Also known as: Tuna, Pogue

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1983

Related Models

• Seiko 6323-526
• Seiko 3840-478
• Seiko 4480-823
• Seiko 6385-290
• Seiko 6642-387
• Seiko 3853-395
• Seiko 7049-810
• Seiko 7123-212
• Seiko 6230-900
• Seiko 5212-291
• Seiko 0788-413
• Seiko 6141-711