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Round|Lab Grown|IGI

0.73ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG706548891

Shape and cutting style on the report: Round brilliant

Certificate IGI LG706548891

Diamond specifications and retailer prices

From $142 USD
As of October 29, 2026
Save $865 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,007 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

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 LG706548891 or 706548891. Listed at 17 retailers as of October 28, 2026, with prices from $142 to $1,007, a $865 spread on the same certified stone. Reve Diamonds lists it at $1,007. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706548891
Dimensions5.74 × 5.76 × 3.55 mm
L/W Ratio1.00
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 mm5.76 mm0.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706548891
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $300 USD|Low: $111 USD|High: $1,007 USD|Avg: $392 USD|+7.5%
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
Retailer 16
Reve Diamonds
October 29, 2026
Retailer 12$142 USD
Retailer 11$158 USD
Retailer 8$163 USD
Retailer 7$172 USD
Retailer 2$176 USD
Retailer 14$180 USD
Retailer 6$243 USD
Retailer 1$300 USD
Retailer 16$326 USD
Retailer 10$347 USD
Retailer 15$409 USD
Retailer 3$466 USD
Retailer 13$519 USD
Retailer 5$560 USD
Retailer 4$620 USD
Retailer 9$826 USD
Reve Diamonds$1,007 USD

42 data points across 17 retailers

17 retailers$142 USD to $1,007 USD

A
Cheapest Retailer
-
$142 USD
A
Retailer 2
-
$158 USD
View
Final sale: no returns
A
Retailer 3
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$164 USD
View
A
Retailer 4
-
$172 USD
View
Price last confirmed 40 days ago
A
Retailer 5
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$176 USD
View
A
Retailer 6
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$180 USD
View
Price last confirmed 11 days ago
A
Retailer 7
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$243 USD
View
A
Retailer 8
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$300 USD
£237 GBP
View
A
Retailer 9
-
$326 USD
View
B+
Retailer 10
-
$347 USD
€330 EUR
View
B+
Retailer 11
-
$409 USD
View
B+
Retailer 12
-
$466 USD
View
B+
Retailer 13
-
$519 USD
A$798 AUD
View
B+
Retailer 14
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$560 USD
View
Price last confirmed 38 days ago
B
Retailer 15
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$620 USD
View
B
Retailer 16
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$826 USD
£650 GBP
View
Most Expensive
B
Reve Diamonds
E0AE1D933 · Oct 28
$1,007 USD
View
16 more retailers have this diamond
Prices start from $142 USDSave up to $865 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
$142 USD