Round|Natural|IGI

3.51ct I VVS1 Round Natural Diamond

EX • I/VVS1 • IGI 825677317

Shape and cutting style on the report: Round brilliant

Certificate IGI 825677317

Diamond specifications and retailer prices

From $34,856 USD
£27,446 GBP
As of November 2, 2026
Save $23,053 USD (40%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $57,909 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.51ct natural round diamond

This 3.51ct natural round sits in the three to five carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 825677317. Listed at 16 retailers as of November 1, 2026, with prices from $34,856 to $57,909, a $23,053 spread on the same certified stone. MOH London lists it at $57,909. 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

3.51
Carat
I
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 825677317
Dimensions9.60 × 9.71 × 6.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.60 mm9.71 mm3.51 ctI / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 825677317
Side View
Table 59.0%Crown 35.2°Girdle: MediumPavilion 41.7°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $57,909 USD|Low: $34,846 USD|High: $60,645 USD|Avg: $42,500 USD|-4.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 2$34,856 USD
Retailer 7$35,105 USD
Retailer 13$38,674 USD
Retailer 11$39,317 USD
Retailer 8$39,690 USD
Retailer 12$40,331 USD
Retailer 3$41,039 USD
Retailer 4$42,749 USD
Retailer 6$43,364 USD
Retailer 5$43,884 USD
Retailer 10$44,339 USD
Retailer 9$48,068 USD
MOH London$57,909 USD

21 data points across 13 retailers

16 retailers$34,856 USD to $57,909 USD

A
Cheapest Retailer
-
$34,856 USD
£27,446 GBP
A
Retailer 2
-
$35,105 USD
View
A
Retailer 3
-
$38,674 USD
View
A
Retailer 4
-
$39,317 USD
SGD 53,131 SGD
View
A
Retailer 5
-
$39,690 USD
View
A
Retailer 6
-
$40,331 USD
View
Retailer 7
-
$40,815 USD
View
Price last confirmed 43 days ago
A
Retailer 8
-
$41,039 USD
View
A
Retailer 9
-
$41,807 USD
A$64,318 AUD
View
A
Retailer 10
-
$42,749 USD
View
A
Retailer 11
-
$43,364 USD
€41,299 EUR
View
A
Retailer 12
-
$43,884 USD
View
A
Retailer 13
-
$44,339 USD
View
Retailer 14
-
$46,854 USD
View
Price last confirmed 40 days ago
B+
Retailer 15
-
$48,068 USD
ZAR 776,547 ZAR
View
Most Expensive
B+
MOH London
582A3AC35 · Nov 1
$57,909 USD
£45,598 GBP
View
15 more retailers have this diamond
Prices start from $34,856 USDSave up to $23,053 USD

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
3.51ct Round
$34,856 USD