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Round|Lab Grown|IGI

0.73ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG707549808

Shape and cutting style on the report: Round brilliant

Certificate IGI LG707549808

Diamond specifications and retailer prices

From $110 USD
As of October 29, 2026
Save $1,039 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,149 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.73ct lab-grown round diamond

This 0.73ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG707549808 or 707549808. Listed at 19 retailers as of October 29, 2026, with prices from $110 to $1,149, a $1,039 spread on the same certified stone. MOH London lists it at $1,149. 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

0.73
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707549808
Dimensions5.74 × 5.77 × 3.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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
5.74 mm5.77 mm0.73 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707549808
Side View
Table 55.0%Crown 34.9°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.8%

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: $1,149 USD|Low: $86 USD|High: $1,149 USD|Avg: $360 USD|+1.3%
MOH London
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 29, 2026
Retailer 7$110 USD
Retailer 10$123 USD
Retailer 11$128 USD
Retailer 4$146 USD
Retailer 16$146 USD
Retailer 13$170 USD
Retailer 8$271 USD
Retailer 2$273 USD
Retailer 9$278 USD
Retailer 5$337 USD
Retailer 15$375 USD
Retailer 14$440 USD
Retailer 12$460 USD
Retailer 6$498 USD
Retailer 3$908 USD
MOH London$1,149 USD

45 data points across 16 retailers

19 retailers$110 USD to $1,149 USD

A
Cheapest Retailer
-
$110 USD
A
Retailer 2
-
$123 USD
View
Final sale: no returns
A
Retailer 3
-
$127 USD
View
Price last confirmed 39 days ago
A
Retailer 4
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$128 USD
View
A
Retailer 5
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$146 USD
View
A
Retailer 6
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$146 USD
View
A
Retailer 7
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$170 USD
View
Price last confirmed 11 days ago
A
Retailer 8
-
$271 USD
View
A
Retailer 9
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$273 USD
£215 GBP
View
A
Retailer 10
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$278 USD
€265 EUR
View
B+
Retailer 11
-
$337 USD
View
B+
Retailer 12
-
$370 USD
View
B+
Retailer 13
-
$375 USD
View
B+
Retailer 14
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$437 USD
View
Price last confirmed 38 days ago
B+
Retailer 15
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$440 USD
View
B+
Retailer 16
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$460 USD
A$708 AUD
View
B
Retailer 17
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$498 USD
View
B
Retailer 18
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$908 USD
View
Most Expensive
B
MOH London
LG707549808 · Oct 29
$1,149 USD
£905 GBP
View
18 more retailers have this diamond
Prices start from $110 USDSave up to $1,039 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
0.73ct Round
$110 USD