Seiko Cal. 5621 - 424

The 5621-424 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-b8b7e66eb8cc]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1981

Related Models

• Seiko 6160-361
• Seiko 4589-226
• Seiko 4485-165
• Seiko 7043-875
• Seiko 6356-938
• Seiko 7172-522
• Seiko 5682-736
• Seiko 5262-865
• Seiko 6245-626
• Seiko 3885-779
• Seiko 6261-731
• Seiko 6363-420