Seiko Cal. 6639 - 298

The 6639-298 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-5a5f7fcf83d2]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1998

Related Models

• Seiko 6675-266
• Seiko 7044-432
• Seiko 4599-470
• Seiko 0738-338
• Seiko 4441-930
• Seiko 3848-536
• Seiko 6287-934
• Seiko 4467-530
• Seiko 6247-734
• Seiko 3895-334
• Seiko 4568-696
• Seiko 4439-398