Seiko Cal. 5628 - 654

The 5628-654 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-aac810276246]

Also known as: Helmet, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1981

Related Models

• Seiko 7039-891
• Seiko 6193-728
• Seiko 6293-330
• Seiko 5661-316
• Seiko 0771-994
• Seiko 6321-218
• Seiko 6656-530
• Seiko 5294-948
• Seiko 6693-243
• Seiko 5628-994
• Seiko 5641-931
• Seiko 5647-245