Bestfit WA 12 White‑a‑loy Mainspring NOS – Benrus GL / AS 1320 / Bulova 475
$9.99
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Bestfit WA 12 White‑a‑loy Mainspring NOS – Benrus GL / AS 1320 / Bulova 475
$9.99
New old stock Bestfit White‑a‑loy WA 12 mainspring, still sealed in original paper sleeve and plastic. This is the pre‑wound type with attached bridle, ready for installation.
Specs (from label):
- Model: WA 12
- Size: 5½ × 12 × 91 mm
- Strength: 1.45 × 0.86 × 2.41 mm
- Material: White‑a‑loy® (acid‑resistant, non‑magnetic, will not set)
- Compatible with: Benrus GL, AS 1320 / 1323 / 9, Bulova 460 / 470 / 475, Buser 20, and similar calibers
Condition:
NOS. Packaging shows normal age but mainspring is unused and intact.
Notes:
Ideal for vintage watch repair or restoration. Bestfit White‑a‑loy springs are known for reliability and smooth torque delivery.
Shipping:
Ships safely in protective packaging.