Seiko 17, Balance, complete, no: 310-660
Tax included.
- SEIKO original balance, complete in factory packaging.
- N: = 18.000 A/h.
- Fits cal: 17, 1700A, 436, 4361, 66A, 6600A, 6601A, 6601B, 6602A, 6602B, 6606B, 6618A, 6619A, 6640A, 6642A, 6659A, 6660A, 6682, 957