Seiko Cal. 6330 - 644

The 6330-644 is a sought-after Solar piece from Seiko's golden era. Powered by the 6330 caliber with 35j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-91cb2757c863]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

Related Models

• Seiko 5653-830
• Seiko 7154-248
• Seiko 4587-261
• Seiko 7157-993
• Seiko 6293-981
• Seiko 5655-421
• Seiko 5263-367
• Seiko 6327-476
• Seiko 6615-621
• Seiko 7193-173
• Seiko 7031-668
• Seiko 7030-305