Seiko Cal. 6388 - 457

The Seiko 6388-457 represents an important milestone in Seiko's 1976 lineup. It features a Silver dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-60020c7b099b]

Also known as: Rally, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1976

Related Models

• Seiko 3831-393
• Seiko 6621-182
• Seiko 4450-415
• Seiko 6137-892
• Seiko 6392-541
• Seiko 5246-738
• Seiko 0718-746
• Seiko 6166-476
• Seiko 5657-297
• Seiko 5632-506
• Seiko 6122-175
• Seiko 7116-621