Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon FHS 261 Time Side by Hermle Sale $50.50 | / SKU 72-587-1 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available FHS 261 Time Side Clock Chain Wheel has a diameter of 44.3 mm.