Necklace Lengths Explained: Choker to Rope (Full Chart)
Necklace length is the most-confused jewelry sizing dimension. What looks like a delicate choker on one person is a tight band on another. This is the chart.
Necklace length chart (women's average proportions)
| Length | Name | Where it sits | Best neckline |
|---|---|---|---|
| 35-38 cm | Collar / Choker | Tightly around base of throat | Off-shoulder, V-neck, halter |
| 40-42 cm | Choker | Around base of throat, gentle drop | Crew neck, V-neck, scoop |
| 43-46 cm | Princess | At collarbone | Most necklines, most versatile |
| 50-55 cm | Matinee | Mid-chest, between collarbone and bust | V-neck, scoop, square neck |
| 56-60 cm | Opera (short) | At bust line | Open collar, button-down |
| 70-75 cm | Opera (long) | Below bust | Crew neck for double-loop |
| 85-90 cm | Rope | Past bust, single or doubled | Long sweater, dramatic looks |
Men's necklace lengths
| Length | Where it sits |
|---|---|
| 50-55 cm | Hidden under T-shirt collar |
| 56-60 cm | Visible at open collar, mid-chest |
| 60-65 cm | Visible at unbuttoned shirt, dropped pendant |
How to measure your perfect length
- Use a soft measuring tape or piece of string
- Loop around your neck where you'd like the pendant to rest
- Add 2-3 cm for movement comfort
- That's your target length
Layering length math
For layered sets, each chain must be 5cm longer than the one above it:
- Top chain: 40-42cm
- Middle: 45-47cm
- Bottom: 50-55cm
- Optional 4th: 60-65cm
FAQ
Most versatile single necklace length?
43-46cm (princess length). Works for most necklines, sits naturally at collarbone, suits adult body proportions.
What length for a choker?
40-42cm for adult women. Under 38cm reads as 'collar' and is more dramatic.
Adjustable chains — how much movement is normal?
5cm extender is industry standard.
What if I'm between sizes?
Always order the larger length with an extender. Going up is easier than going down. ByHeart includes 5cm extenders on all adult chains.
Children's necklace lengths?
Ages 3-5: 30-35cm. Ages 6-8: 35-40cm. Ages 9-12: 38-42cm. Adult sizing from age 13+.
ByHeart chains include 5cm extenders, in-house custom-length engraving available, 2-year warranty.
