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12.31ct H VS1 Round Natural Diamond

EX • H/VS1 • HRD 260000028947

Certificate HRD 260000028947

Diamond specifications and retailer prices

From $436,876 SGD
£269,084 GBP
As of October 31, 2026
Save $117,343 SGD (21%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $554,218 SGD at Yorxs · As of November 1, 2026
View at Yorxs

About this 12.31ct natural round diamond

This 12.31ct natural round sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by HRD 260000028947. Listed at 2 retailers as of October 31, 2026, with prices from $436,876 to $554,218, a $117,343 spread on the same certified stone. Yorxs lists it at $554,218. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

12.31
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000028947
Dimensions15.12 × 15.17 × 8.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
15.12 mm15.17 mm12.31 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000028947
Side View
Table 61.0%CrownGirdle: ThinPavilionCulet: NoneDepth 59.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $436,876 SGD|Low: $436,876 SGD|High: $558,137 SGD|Avg: $497,695 SGD|-0.9%
Retailer 1
Yorxs
November 1, 2026
Retailer 1$436,876 SGD
Yorxs$554,218 SGD

17 data points across 2 retailers

2 retailers$436,876 SGD to $554,218 SGD

A
Cheapest Retailer
-
$436,876 SGD
£269,084 GBP
Most Expensive
B+
Yorxs
622902752 · Nov 1
$554,218 SGD
€412,881 EUR
View
1 more retailer has this diamond
Prices start from $436,876 SGDSave up to $117,343 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
12.31ct Round
$436,876 SGD