Seiko Cal. 6644 - 679

The Seiko 6644-679 represents an important milestone in Seiko's 1995 lineup. It features a Green dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-a84d914e2dd4]

Also known as: Panda, Bullhead

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1995

Related Models

• Seiko 5646-120
• Seiko 6686-607
• Seiko 6133-820
• Seiko 6273-786
• Seiko 6281-191
• Seiko 3877-581
• Seiko 4476-736
• Seiko 7191-323
• Seiko 4463-608
• Seiko 5652-428
• Seiko 6321-367
• Seiko 5215-908