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Round|Lab Grown|IGI

5.10ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG635491123

Shape and cutting style on the report: Round brilliant

Certificate IGI LG635491123

Diamond specifications and retailer prices

From $6,670 USD
£5,252 GBP
As of November 1, 2026
Save $37,040 USD (85%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $43,710 USD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 5.1ct lab-grown round diamond

This 5.1ct 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 LG635491123 or 635491123. Listed at 25 retailers as of November 1, 2026, with prices from $6,670 to $43,710, a $37,040 spread on the same certified stone. Do Amore Diamonds lists it at $43,710. 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

5.10
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635491123
Dimensions11.01 × 11.06 × 6.73 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
11.01 mm11.06 mm5.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635491123
Side View
Table 59.0%Crown 35.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.0%

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: Nov 1
Current: $18,669 USD|Low: $6,667 USD|High: $64,699 USD|Avg: $16,357 USD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 14$6,670 USD
Retailer 2$7,004 USD
Retailer 9$7,284 USD
Retailer 8$7,337 USD
Retailer 11$7,844 USD
Retailer 20$8,085 USD
Retailer 4$8,125 USD
Retailer 19$9,339 USD
Retailer 5$9,413 USD
Retailer 18$9,605 USD
Retailer 10$10,086 USD
Retailer 15$11,005 USD
Retailer 12$16,648 USD
Retailer 16$18,221 USD
Retailer 1$18,669 USD
Retailer 3$20,807 USD
Retailer 17$20,860 USD
Retailer 6$25,933 USD
Retailer 13$26,928 USD
Retailer 7$64,699 USD

41 data points across 20 retailers

25 retailers$6,670 USD to $43,710 USD

A
Cheapest Retailer
-
$6,670 USD
£5,252 GBP
A
Retailer 2
-
$7,004 USD
View
A
Retailer 3
-
$7,284 USD
View
A
Retailer 4
-
$7,337 USD
View
A
Retailer 5
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$7,760 USD
View
A
Retailer 6
-
$7,844 USD
View
Final sale: no returns
A
Retailer 7
-
$8,085 USD
View
A
Retailer 8
-
$8,125 USD
View
Retailer 9
-
$8,125 USD
View
Price last confirmed 17 days ago
A
Retailer 10
-
$9,339 USD
View
A
Retailer 11
-
$9,413 USD
View
Retailer 12
-
$9,605 USD
View
Price last confirmed 16 days ago
A
Retailer 13
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$10,086 USD
View
A
Retailer 14
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$11,005 USD
£8,666 GBP
View
B+
Retailer 15
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$16,648 USD
£13,109 GBP
View
B+
Retailer 16
-
$18,221 USD
ZAR 294,368 ZAR
View
B+
Retailer 17
-
$18,669 USD
A$28,721 AUD
View
B+
Retailer 18
-
$20,807 USD
View
B+
Retailer 19
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$20,860 USD
View
B+
Retailer 20
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$22,361 USD
View
B
Retailer 21
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$25,933 USD
View
B
Retailer 22
-
$26,928 USD
View
B
Retailer 23
-
$29,535 USD
View
Most Expensive
B
Do Amore Diamonds
27-A4C7978AA · Nov 1
$43,710 USD
View
23 more retailers have this diamond
Prices start from $6,670 USDSave up to $37,040 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
5.10ct Round
$6,670 USD