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Round|Lab Grown|IGI

5.10ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG681520964

Shape and cutting style on the report: Round brilliant

Certificate IGI LG681520964

Diamond specifications and retailer prices

From $667 USD
As of October 26, 2026
Save $2,607 USD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,274 USD at MOH London · As of October 29, 2026
View at MOH London

About this 5.1ct lab-grown round diamond

This 5.1ct lab-grown round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG681520964 or 681520964. Listed at 16 retailers as of October 26, 2026, with prices from $667 to $3,274, a $2,607 spread on the same certified stone. MOH London lists it at $3,274. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.10
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681520964
Dimensions11.13 × 11.07 × 6.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.13 mm11.07 mm5.10 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681520964
Side View
Table 58.0%Crown 33.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.9%

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: Oct 26
Current: $3,274 USD|Low: $640 USD|High: $3,516 USD|Avg: $1,600 USD|+2.0%
MOH London
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
Retailer 16
October 30, 2026
Retailer 14$667 USD
Retailer 7$725 USD
Retailer 3$773 USD
Retailer 8$773 USD
Retailer 13$896 USD
Retailer 10$950 USD
Retailer 2$1,029 USD
Retailer 9$1,233 USD
Retailer 5$1,234 USD
Retailer 16$1,259 USD
Retailer 15$1,670 USD
Retailer 12$1,975 USD
Retailer 4$2,174 USD
Retailer 6$2,606 USD
Retailer 11$3,100 USD
MOH London$3,274 USD

42 data points across 16 retailers

16 retailers$667 USD to $3,274 USD

A
Cheapest Retailer
-
$667 USD
A
Retailer 2
-
$725 USD
View
A
Retailer 3
-
$773 USD
View
Retailer 4
-
$773 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$896 USD
HK$7,000 HKD
View
A
Retailer 6
-
$950 USD
View
A
Retailer 7
-
$1,029 USD
£810 GBP
View
B+
Retailer 8
-
$1,233 USD
£971 GBP
View
B+
Retailer 9
-
$1,234 USD
View
B+
Retailer 10
-
$1,259 USD
View
B+
Retailer 11
-
$1,670 USD
View
B+
Retailer 12
-
$1,975 USD
View
B
Retailer 13
-
$2,174 USD
View
B
Retailer 14
-
$2,606 USD
SGD 3,521 SGD
View
Retailer 15
-
$3,100 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG681520964 · Oct 29
$3,274 USD
£2,578 GBP
View
15 more retailers have this diamond
Prices start from $667 USDSave up to $2,607 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
$667 USD