Round|Natural|GIA

3.31ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 5222751251

Certificate GIA 5222751251

Diamond specifications and retailer prices

From $40,712 USD
As of October 30, 2026
Save $30,077 USD (42%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $70,789 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.31ct natural round diamond

This 3.31ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5222751251. Listed at 18 retailers as of October 29, 2026, with prices from $40,712 to $70,789, a $30,077 spread on the same certified stone. MOH London lists it at $70,789. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.31
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5222751251
Dimensions9.49 × 9.46 × 5.90 mm
L/W Ratio1.00
Top View
9.49 mm9.46 mm3.31 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5222751251
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $70,789 USD|Low: $38,850 USD|High: $71,260 USD|Avg: $49,136 USD|+0.4%
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 5$38,850 USD
Retailer 7$40,712 USD
Retailer 4$40,858 USD
Retailer 6$42,682 USD
Retailer 3$45,047 USD
Retailer 10$45,084 USD
Retailer 9$45,100 USD
Retailer 11$46,963 USD
Retailer 14$46,963 USD
Retailer 12$48,841 USD
Retailer 15$50,720 USD
Retailer 2$54,703 USD
Retailer 8$54,900 USD
Retailer 13$58,135 USD
MOH London$70,789 USD

30 data points across 15 retailers

18 retailers$40,712 USD to $70,789 USD

Retailer 1
-
$38,850 USD
Price last confirmed 24 days ago
B+
Retailer 2
-
$40,712 USD
View
B
Retailer 3
-
$40,858 USD
View
Retailer 4
-
$42,682 USD
A$65,665 AUD
View
Price last confirmed 32 days ago
B
Retailer 5
-
$45,047 USD
View
Retailer 6
-
$45,047 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$45,047 USD
View
Price last confirmed 33 days ago
B
Retailer 8
-
$45,084 USD
View
B+
Retailer 9
-
$45,100 USD
£35,512 GBP
View
B
Retailer 10
-
$46,963 USD
View
B
Retailer 11
-
$46,963 USD
View
B
Retailer 12
-
$48,220 USD
View
B
Retailer 13
-
$48,841 USD
View
B
Retailer 14
-
$50,720 USD
View
B
Retailer 15
-
$54,703 USD
€52,098 EUR
View
B
Retailer 16
-
$54,900 USD
£43,228 GBP
View
B
Retailer 17
-
$58,135 USD
ZAR 939,178 ZAR
View
Most Expensive
B
MOH London
DC60FB17B · Oct 29
$70,789 USD
£55,739 GBP
View
17 more retailers have this diamond
Prices start from $40,712 USDSave up to $30,077 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.

B+
3.31ct Round
$40,712 USD