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Round|Lab Grown|IGI

12.03ct F VS2 Round Lab Grown Diamond

EX • F/VS2 • IGI LG670463963

Shape and cutting style on the report: Round brilliant

Certificate IGI LG670463963

Diamond specifications and retailer prices

From $4,329 AUD
$3,041 USD
As of October 31, 2026
Save $24,670 AUD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $28,999 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 12.03ct lab-grown round diamond

This 12.03ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG670463963 or 670463963. Listed at 14 retailers as of October 26, 2026, with prices from $4,329 to $28,999, a $24,670 spread on the same certified stone. Brilliant Earth lists it at $28,999. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.03
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670463963
Dimensions14.47 × 14.57 × 9.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.47 mm14.57 mm12.03 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670463963
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $28,999 AUD|Low: $4,329 AUD|High: $34,423 AUD|Avg: $10,525 AUD|-15.8%
Brilliant Earth
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 1, 2026
Retailer 4$4,329 AUD
Retailer 7$4,477 AUD
Retailer 10$4,902 AUD
Retailer 6$5,666 AUD
Retailer 8$6,234 AUD
Retailer 2$6,617 AUD
Retailer 13$6,964 AUD
Retailer 3$8,613 AUD
Retailer 11$11,343 AUD
Retailer 9$13,111 AUD
Retailer 12$14,818 AUD
Retailer 5$15,036 AUD
Brilliant Earth$28,999 AUD

43 data points across 13 retailers

14 retailers$4,329 AUD to $28,999 AUD

A
Cheapest Retailer
-
$4,329 AUD
$3,041 USD
Final sale: no returns
A
Retailer 2
-
$4,477 AUD
$3,145 USD
View
A
Retailer 3
-
$4,902 AUD
HK$26,900 HKD
View
A
Retailer 4
-
$5,666 AUD
£3,134 GBP
View
A
Retailer 5
-
$6,234 AUD
$4,379 USD
View
A
Retailer 6
-
$6,617 AUD
$4,648 USD
View
A
Retailer 7
-
$6,964 AUD
€4,659 EUR
View
Retailer 8
-
$8,613 AUD
$6,050 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$11,167 AUD
$7,844 USD
View
B+
Retailer 10
-
$11,343 AUD
$7,968 USD
View
B
Retailer 11
-
$13,111 AUD
$9,210 USD
View
B
Retailer 12
-
$14,818 AUD
$10,409 USD
View
B
Retailer 13
-
$15,036 AUD
SGD 14,273 SGD
View
Most Expensive
B
Brilliant Earth
18017390A · Oct 26
$28,999 AUD
$20,370 USD
View
13 more retailers have this diamond
Prices start from $4,329 AUDSave up to $24,670 AUD

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
12.03ct Round
$4,329 AUD