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Round|Lab Grown|IGI

1.76ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG726535115

Shape and cutting style on the report: Round brilliant

Certificate IGI LG726535115

Diamond specifications and retailer prices

From $256 USD
As of October 29, 2026
Save $1,117 USD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,373 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.76ct lab-grown round diamond

This 1.76ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG726535115 or 726535115. Listed at 22 retailers as of October 28, 2026, with prices from $256 to $1,373, a $1,117 spread on the same certified stone. Reve Diamonds lists it at $1,373. 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

1.76
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726535115
Dimensions7.82 × 7.80 × 4.71 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.82 mm7.80 mm1.76 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726535115
Side View
Table 60.0%Crown 33°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.3%

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: $603 USD|Low: $254 USD|High: $1,373 USD|Avg: $683 USD|+7.1%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
October 29, 2026
Retailer 8$256 USD
Retailer 12$297 USD
Retailer 15$297 USD
Retailer 3$318 USD
Retailer 4$318 USD
Retailer 13$480 USD
Retailer 5$531 USD
Retailer 11$547 USD
Retailer 17$565 USD
Retailer 2$591 USD
Retailer 1$603 USD
Retailer 16$623 USD
Retailer 6$845 USD
Retailer 18$860 USD
Retailer 9$1,021 USD
Retailer 7$1,072 USD
Retailer 10$1,200 USD
Retailer 14$1,274 USD
Reve Diamonds$1,373 USD

44 data points across 19 retailers

22 retailers$256 USD to $1,373 USD

A
Retailer 1
-
$254 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$256 USD
View
A
Retailer 3
-
$297 USD
View
Final sale: no returns
A
Retailer 4
-
$297 USD
View
A
Retailer 5
-
$311 USD
View
Price last confirmed 37 days ago
A
Retailer 6
-
$318 USD
View
A
Retailer 7
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$318 USD
View
A
Retailer 8
-
$480 USD
View
A
Retailer 9
-
$531 USD
View
A
Retailer 10
-
$547 USD
€521 EUR
View
B+
Retailer 11
-
$565 USD
View
B+
Retailer 12
-
$591 USD
View
A
Retailer 13
-
$603 USD
£475 GBP
View
B+
Retailer 14
-
$623 USD
A$958 AUD
View
B+
Retailer 15
-
$845 USD
View
B+
Retailer 16
-
$860 USD
View
B
Retailer 17
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$1,012 USD
View
Price last confirmed 38 days ago
B
Retailer 18
-
$1,021 USD
View
B
Retailer 19
-
$1,072 USD
View
B
Retailer 20
-
$1,200 USD
View
B
Retailer 21
-
$1,274 USD
£1,003 GBP
View
Most Expensive
B
Reve Diamonds
157E242FE · Oct 28
$1,373 USD
View
21 more retailers have this diamond
Prices start from $256 USDSave up to $1,117 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
1.76ct Round
$256 USD