Seiko Cal. 5630 - 376

The 5630-376 is a sought-after Solar piece from Seiko's golden era. Powered by the 5630 caliber with 21j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-a9f78fb2b6b9]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1984

Related Models

• Seiko 5650-964
• Seiko 6174-730
• Seiko 4496-421
• Seiko 0775-979
• Seiko 7197-255
• Seiko 5654-951
• Seiko 7018-242
• Seiko 0775-316
• Seiko 7091-630
• Seiko 6133-129
• Seiko 7015-527
• Seiko 4562-907