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Round|Lab Grown|IGI

28.64ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG743546787

Shape and cutting style on the report: Round brilliant

Certificate IGI LG743546787

Diamond specifications and retailer prices

From €16,625 EUR
£14,625 GBP
As of November 1, 2026
Save €35,514 EUR (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €52,139 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 28.64ct lab-grown round diamond

This 28.64ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG743546787 or 743546787. Listed at 16 retailers as of October 31, 2026, with prices from €16,625 to €52,139, a €35,514 spread on the same certified stone. Brilliant Earth lists it at €52,139. 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

28.64
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743546787
Dimensions19.49 × 19.45 × 12.15 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.49 mm19.45 mm28.64 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743546787
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.4%

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: Nov 1
Current: €52,139 EUR|Low: €16,619 EUR|High: €79,053 EUR|Avg: €33,490 EUR|-10.5%
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
Retailer 14
Retailer 15
November 1, 2026
Retailer 8€16,625 EUR
Retailer 3€17,460 EUR
Retailer 12€19,272 EUR
Retailer 4€19,365 EUR
Retailer 5€19,426 EUR
Retailer 11€22,025 EUR
Retailer 14€22,093 EUR
Retailer 6€22,356 EUR
Retailer 15€22,356 EUR
Retailer 9€23,168 EUR
Retailer 10€37,772 EUR
Retailer 7€40,923 EUR
Retailer 2€41,823 EUR
Retailer 13€48,642 EUR
Brilliant Earth€52,139 EUR

43 data points across 15 retailers

16 retailers€16,625 EUR to €52,139 EUR

B+
Cheapest Retailer
-
€16,625 EUR
£14,625 GBP
B+
Retailer 2
-
€17,460 EUR
$19,506 USD
View
B+
Retailer 3
-
€19,272 EUR
$21,531 USD
View
B+
Retailer 4
-
€19,365 EUR
$21,635 USD
View
B+
Retailer 5
-
€19,426 EUR
$21,703 USD
View
B
Retailer 6
-
€22,025 EUR
$24,607 USD
View
B
Retailer 7
-
€22,093 EUR
$24,682 USD
View
Retailer 8
-
€22,356 EUR
$24,976 USD
View
Price last confirmed 20 days ago
B
Retailer 9
-
€22,356 EUR
$24,976 USD
View
B
Retailer 10
-
€23,168 EUR
£20,381 GBP
View
Retailer 11
-
€32,062 EUR
$35,820 USD
View
Price last confirmed 74 days ago
B
Retailer 12
-
€37,772 EUR
View
B
Retailer 13
-
€40,923 EUR
$45,719 USD
View
Final sale: no returns
B
Retailer 14
-
€41,823 EUR
A$71,884 AUD
View
B
Retailer 15
-
€48,642 EUR
$54,343 USD
View
Most Expensive
B
Brilliant Earth
16474580A · Oct 31
€52,139 EUR
$58,250 USD
View
15 more retailers have this diamond
Prices start from €16,625 EURSave up to €35,514 EUR

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+
28.64ct Round
€16,625 EUR