Seiko Cal. 6638 - 802

Released in 1989, the Cal. 6638 with design code 802 was part of Seiko's domestic market collection. It features a Cream dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-bbac1d0405ed]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1989

Related Models

• Seiko 0791-783
• Seiko 6182-832
• Seiko 4532-860
• Seiko 5695-746
• Seiko 5220-377
• Seiko 4557-903
• Seiko 5694-209
• Seiko 7067-545
• Seiko 3841-654
• Seiko 7027-218
• Seiko 6264-594
• Seiko 6353-806