Round|Natural|GIA

3.03ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 6422843308

Certificate GIA 6422843308

Diamond specifications and retailer prices

From $28,743 USD
As of October 30, 2026
Save $20,563 USD (42%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $49,306 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.03ct natural round diamond

This 3.03ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6422843308. Listed at 15 retailers as of October 30, 2026, with prices from $28,743 to $49,306, a $20,563 spread on the same certified stone. MOH London lists it at $49,306. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.03
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6422843308
Dimensions9.17 × 9.12 × 5.76 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
9.17 mm9.12 mm3.03 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6422843308
Side View
Table 58.0%Crown 37.5°Girdle: THN-STKPavilion 40.8°Culet: Very SmallDepth 63.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $49,306 USD|Low: $26,309 USD|High: $49,901 USD|Avg: $34,713 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5$27,415 USD
Retailer 8$28,743 USD
Retailer 6$28,940 USD
Retailer 7$31,528 USD
Retailer 2$31,547 USD
Retailer 4$38,307 USD
Retailer 3$40,927 USD
MOH London$49,306 USD

40 data points across 8 retailers

15 retailers$28,743 USD to $49,306 USD

Retailer 1
-
$27,415 USD
Price last confirmed 7 days ago
B
Retailer 2
-
$28,743 USD
View
B
Retailer 3
-
$28,940 USD
View
Final sale: no returns
B
Retailer 4
-
$30,675 USD
View
Retailer 5
-
$31,528 USD
A$48,505 AUD
View
Price last confirmed 28 days ago
B
Retailer 6
-
$31,547 USD
£24,840 GBP
View
B
Retailer 7
-
$31,571 USD
View
B
Retailer 8
-
$32,123 USD
View
B
Retailer 9
-
$32,886 USD
View
B
Retailer 10
-
$33,149 USD
View
B
Retailer 11
-
$34,202 USD
View
B
Retailer 12
-
$35,517 USD
View
B
Retailer 13
-
$38,307 USD
€36,483 EUR
View
B
Retailer 14
-
$40,927 USD
ZAR 661,179 ZAR
View
Most Expensive
B
MOH London
D6DE74A63 · Nov 1
$49,306 USD
£38,824 GBP
View
14 more retailers have this diamond
Prices start from $28,743 USDSave up to $20,563 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
3.03ct Round
$28,743 USD