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Round|Lab Grown|IGI

6.20ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG633494609

Shape and cutting style on the report: Round brilliant

Certificate IGI LG633494609

Diamond specifications and retailer prices

From $11,500 USD
As of October 29, 2026
Save $43,523 USD (79%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $55,023 USD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 6.2ct lab-grown round diamond

This 6.2ct 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 LG633494609 or 633494609. Listed at 24 retailers as of October 29, 2026, with prices from $11,500 to $55,023, a $43,523 spread on the same certified stone. Michael Trio lists it at $55,023. 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

6.20
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633494609
Dimensions11.83 × 11.76 × 7.22 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
11.83 mm11.76 mm6.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633494609
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.3%

Caratlytics Score

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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 29
Current: $55,023 USD|Low: $11,500 USD|High: $55,023 USD|Avg: $23,526 USD
Michael Trio
Retailer 2
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October 31, 2026
Retailer 3$11,500 USD
Retailer 16$11,611 USD
Retailer 5$11,710 USD
Retailer 24$11,960 USD
Retailer 6$12,945 USD
Retailer 7$13,340 USD
Retailer 4$13,800 USD
Retailer 8$14,154 USD
Retailer 23$14,155 USD
Retailer 9$14,229 USD
Retailer 11$14,944 USD
Retailer 20$15,810 USD
Retailer 13$17,147 USD
Retailer 21$21,669 USD
Retailer 18$22,400 USD
Retailer 14$24,400 USD
Retailer 2$24,887 USD
Retailer 22$27,781 USD
Retailer 19$28,495 USD
Retailer 12$36,711 USD
Retailer 10$36,873 USD
Retailer 17$42,207 USD
Retailer 15$51,520 USD
Michael Trio$55,023 USD

29 data points across 24 retailers

24 retailers$11,500 USD to $55,023 USD

A
Cheapest Retailer
-
$11,500 USD
A
Retailer 2
-
$11,611 USD
View
Retailer 3
-
$11,710 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$11,960 USD
View
Retailer 5
-
$12,945 USD
£10,193 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$13,340 USD
View
A
Retailer 7
-
$13,800 USD
View
A
Retailer 8
-
$14,154 USD
View
A
Retailer 9
-
$14,155 USD
View
A
Retailer 10
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$14,229 USD
View
A
Retailer 11
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$14,944 USD
View
A
Retailer 12
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$15,810 USD
View
Final sale: no returns
A
Retailer 13
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$17,147 USD
£13,501 GBP
View
B+
Retailer 14
-
$21,669 USD
£17,062 GBP
View
B+
Retailer 15
-
$22,400 USD
View
B+
Retailer 16
-
$24,400 USD
View
B+
Retailer 17
-
$24,887 USD
€23,702 EUR
View
Retailer 18
-
$27,781 USD
A$42,740 AUD
View
Price last confirmed 8 days ago
B+
Retailer 19
-
$28,495 USD
ZAR 460,333 ZAR
View
B
Retailer 20
-
$36,711 USD
View
Retailer 21
-
$36,873 USD
A$56,727 AUD
View
Price last confirmed 22 days ago
B
Retailer 22
-
$42,207 USD
View
B
Retailer 23
-
$51,520 USD
View
Most Expensive
B
Michael Trio
9753349720 · Oct 31
$55,023 USD
SGD 74,355 SGD
View
23 more retailers have this diamond
Prices start from $11,500 USDSave up to $43,523 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
6.20ct Round
$11,500 USD