**Product Specifications:**
**Model Number:** 35000444C
**Color:** Steel & Gold
**Size:** 54MM
**Material:** Stainless Steel & Fine Steel
**Product Specifications:**
**Model Number:** 35000444D
**Color:** Steel & Gold
**Size:** 56MM
**Material:** Stainless Steel & Fine Steel
**Calvin Klein Ring Size Chart:**
**For Women:**
- CK Size: B, European Size: 52, Diameter (MM): 16.6
- CK Size: C, European Size: 54, Diameter (MM): 17.2
- CK Size: D, European Size: 56, Diameter (MM): 17.8
**For Men:**
- CK Size: F, European Size: 60, Diameter (MM): 19.1
- CK Size: G, European Size: 62, Diameter (MM): 19.7
- CK Size: H, European Size: 64, Diameter (MM): 20.4
**Recommendations:**
1. Please measure your finger size in the evening.
2. Avoid measuring finger size in extremely hot or cold weather.
3. Note that finger sizes may differ between left and right hands.
4. Ensure the chosen ring size allows for comfortable wearing on the finger.
