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Round|Lab Grown|IGI

6.03ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG762544979

Shape and cutting style on the report: Round brilliant

Certificate IGI LG762544979

Diamond specifications and retailer prices

From $11,304 USD
As of November 1, 2026
Save $30,049 USD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $41,353 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.03ct lab-grown round diamond

This 6.03ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762544979 or 762544979. Listed at 12 retailers as of October 31, 2026, with prices from $11,304 to $41,353, a $30,049 spread on the same certified stone. Taylor and Hart lists it at $41,353. 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

6.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762544979
Dimensions11.65 × 11.72 × 7.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.65 mm11.72 mm6.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762544979
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.3%

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 1
Current: $35,428 USD|Low: $10,915 USD|High: $41,353 USD|Avg: $23,187 USD|-9.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 9$10,915 USD
Retailer 3$11,304 USD
Retailer 10$13,847 USD
Retailer 11$14,201 USD
Retailer 5$16,678 USD
Retailer 8$21,599 USD
Retailer 2$23,742 USD
Retailer 6$24,206 USD
Retailer 12$24,330 USD
Retailer 7$27,726 USD
Retailer 4$29,860 USD
Retailer 1$35,428 USD
Taylor and Hart$41,353 USD

42 data points across 13 retailers

12 retailers$11,304 USD to $41,353 USD

Retailer 1
-
$10,915 USD
Price last confirmed 14 days ago
A
Retailer 2
-
$11,304 USD
View
A
Retailer 3
-
$13,847 USD
View
A
Retailer 4
-
$14,201 USD
View
A
Retailer 5
-
$16,678 USD
£13,133 GBP
View
B+
Retailer 6
-
$21,599 USD
£17,007 GBP
View
B+
Retailer 7
-
$23,742 USD
View
B+
Retailer 8
-
$24,206 USD
€23,053 EUR
View
B+
Retailer 9
-
$24,330 USD
View
B+
Retailer 10
-
$27,726 USD
ZAR 447,919 ZAR
View
B
Retailer 11
-
$35,428 USD
A$54,505 AUD
View
Most Expensive
B
Taylor and Hart
F0PZYEE · Oct 31
$41,353 USD
View
11 more retailers have this diamond
Prices start from $11,304 USDSave up to $30,049 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
6.03ct Round
$11,304 USD