Seiko Cal. 0721 - 508

The Seiko 0721-508 represents an important milestone in Seiko's 1988 lineup. It features a Navy dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-3284958b961b]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1988

Related Models

• Seiko 6657-711
• Seiko 0765-697
• Seiko 6670-519
• Seiko 6275-789
• Seiko 6699-245
• Seiko 4437-665
• Seiko 3854-202
• Seiko 3821-245
• Seiko 5644-543
• Seiko 6196-826
• Seiko 6229-348
• Seiko 4541-399