Seiko Cal. 6387 - 951

The Seiko 6387-951 represents an important milestone in Seiko's 1998 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-6613108a09d0]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1998

Related Models

• Seiko 5288-931
• Seiko 6350-884
• Seiko 7073-562
• Seiko 5253-126
• Seiko 4544-933
• Seiko 7084-375
• Seiko 5628-642
• Seiko 6327-294
• Seiko 7194-549
• Seiko 6139-631
• Seiko 5674-936
• Seiko 4460-630