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Round|Natural|GIA

3.00ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6552180117

Certificate GIA 6552180117

Diamond specifications and retailer prices

From $29,343 USD
As of October 30, 2026
Save $23,805 USD (45%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $53,148 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct 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 6552180117. Listed at 22 retailers as of October 29, 2026, with prices from $29,343 to $53,148, a $23,805 spread on the same certified stone. MOH London lists it at $53,148. 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

3.00
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552180117
Dimensions9.09 × 9.16 × 5.72 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
9.09 mm9.16 mm3.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552180117
Side View
Table 57.0%Crown 36°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.7%

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: $53,148 USD|Low: $29,343 USD|High: $53,503 USD|Avg: $37,592 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
October 30, 2026
Retailer 10$29,343 USD
Retailer 8$33,033 USD
Retailer 9$33,525 USD
Retailer 6$33,832 USD
Retailer 4$33,850 USD
Retailer 11$35,260 USD
Retailer 12$36,671 USD
Retailer 3$38,081 USD
Retailer 2$39,853 USD
Retailer 5$41,219 USD
Retailer 7$43,648 USD
MOH London$53,148 USD

37 data points across 12 retailers

22 retailers$29,343 USD to $53,148 USD

B+
Cheapest Retailer
-
$29,343 USD
B+
Retailer 2
-
$30,819 USD
View
B+
Retailer 3
-
$30,874 USD
View
B+
Retailer 4
-
$31,450 USD
View
B+
Retailer 5
-
$31,921 USD
CA$44,335 CAD
View
B+
Retailer 6
-
$32,870 USD
View
B+
Retailer 7
-
$33,033 USD
View
Final sale: no returns
Retailer 8
-
$33,525 USD
A$51,577 AUD
View
Price last confirmed 27 days ago
B+
Retailer 9
-
$33,579 USD
View
B+
Retailer 10
-
$33,832 USD
£26,639 GBP
View
B+
Retailer 11
-
$33,850 USD
View
B+
Retailer 12
-
$35,260 USD
View
B
Retailer 13
-
$36,194 USD
View
B
Retailer 14
-
$36,671 USD
View
B
Retailer 15
-
$37,947 USD
View
B
Retailer 16
-
$38,081 USD
View
B
Retailer 17
-
$39,585 USD
View
B
Retailer 18
-
$39,853 USD
€37,955 EUR
View
B
Retailer 19
-
$39,940 USD
View
B+
Retailer 20
-
$41,219 USD
£32,456 GBP
View
B
Retailer 21
-
$43,648 USD
ZAR 705,140 ZAR
View
Most Expensive
B
MOH London
A731877DC · Oct 29
$53,148 USD
£41,849 GBP
View
21 more retailers have this diamond
Prices start from $29,343 USDSave up to $23,805 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+
3.00ct Round
$29,343 USD