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Round|Lab Grown|IGI

5.21ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG614331970

Shape and cutting style on the report: Round brilliant

Certificate IGI LG614331970

Diamond specifications and retailer prices

From €6,071 EUR
£5,361 GBP
As of November 2, 2026
Save €33,712 EUR (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €39,782 EUR at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 5.21ct lab-grown round diamond

This 5.21ct 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 LG614331970 or 614331970. Listed at 24 retailers as of November 2, 2026, with prices from €6,071 to €39,782, a €33,712 spread on the same certified stone. Do Amore Diamonds lists it at €39,782. 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

5.21
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614331970
Dimensions11.17 × 11.21 × 6.77 mm
L/W Ratio1.00
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
11.17 mm11.21 mm5.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614331970
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 41°Culet: NoneDepth 60.5%

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: Nov 2
Current: €10,023 EUR|Low: €6,069 EUR|High: €60,194 EUR|Avg: €16,785 EUR|+0.4%
Retailer 1
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 3, 2026
Retailer 8€6,071 EUR
Retailer 15€6,376 EUR
Retailer 14€7,356 EUR
Retailer 2€7,396 EUR
Retailer 5€7,396 EUR
Retailer 13€8,362 EUR
Retailer 3€8,568 EUR
Retailer 1€10,023 EUR
Retailer 10€15,155 EUR
Retailer 12€16,587 EUR
Retailer 9€16,984 EUR
Retailer 4€18,940 EUR
Retailer 6€23,614 EUR
Retailer 11€25,018 EUR
Retailer 7€60,194 EUR

39 data points across 15 retailers

24 retailers€6,071 EUR to €39,782 EUR

A
Cheapest Retailer
-
€6,071 EUR
£5,361 GBP
A
Retailer 2
-
€6,376 EUR
$7,151 USD
View
A
Retailer 3
-
€6,631 EUR
$7,437 USD
View
A
Retailer 4
-
€6,673 EUR
$7,485 USD
View
A
Retailer 5
-
€7,140 EUR
$8,008 USD
View
Final sale: no returns
A
Retailer 6
-
€7,191 EUR
$8,065 USD
View
A
Retailer 7
-
€7,356 EUR
$8,250 USD
View
A
Retailer 8
-
€7,396 EUR
$8,295 USD
View
Retailer 9
-
€7,396 EUR
$8,295 USD
View
Price last confirmed 17 days ago
A
Retailer 10
-
€8,362 EUR
$9,379 USD
View
A
Retailer 11
-
€8,568 EUR
$9,610 USD
View
A
Retailer 12
-
€9,181 EUR
$10,298 USD
View
A
Retailer 13
-
€10,023 EUR
£8,852 GBP
View
B+
Retailer 14
-
€15,155 EUR
£13,384 GBP
View
B+
Retailer 15
-
€16,587 EUR
ZAR 300,544 ZAR
View
B+
Retailer 16
-
€16,984 EUR
A$29,307 AUD
View
B+
Retailer 17
-
€18,940 EUR
$21,243 USD
View
B+
Retailer 18
-
€20,355 EUR
$22,830 USD
View
B
Retailer 19
-
€23,614 EUR
$26,486 USD
View
Retailer 20
-
€24,526 EUR
$27,509 USD
View
Price last confirmed 7 days ago
B+
Retailer 21
-
€25,018 EUR
$28,060 USD
View
B
Retailer 22
-
€26,676 EUR
$29,920 USD
View
Most Expensive
B
Do Amore Diamonds
27-26C5CC12B · Nov 3
€39,782 EUR
$44,620 USD
View
22 more retailers have this diamond
Prices start from €6,071 EURSave up to €33,712 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.

A
5.21ct Round
€6,071 EUR