EB 8381, 8391-721, Balance, complete, fab. Renata

• New RENATA replacement balance for EB. Comes in RENATA packaging.

• Fits cal: 8381, 8385, 8387, 8391, 8395, 8397, 8399 (-66).

Data EB 8381 / 8381-66

• 1 jewel, manual wind, sweep second.
• Size: 10.5''' 23.30 mm.
• H: = 3.90 mm.
• N: = 18.000 A/h.
• Power reserve: 45 h.

Versions: 10.5'''

• 8370: no second.
• 8374: no second, date.
• 8376: no second, day, date.
• 8381: sweep second.
• 8385: sweep second, date.
• 8387: sweep second, day, date.

Versions: 11.5'''

• 8371: sub second.
• 8391: sweep second.
• 8395: sweep second, date.
• 8397: sweep second, day, date.
• 8399: sweep second.

Caliber endings -66 and -67 indicate the year of production and minor modifications.