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Marquise|Lab Grown|IGI

1.13ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG775629793

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG775629793

Diamond specifications and retailer prices

From $156 USD
As of October 27, 2026
Save $897 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,053 USD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.13ct lab-grown marquise diamond

This 1.13ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG775629793 or 775629793. Listed at 14 retailers as of October 25, 2026, with prices from $156 to $1,053, a $897 spread on the same certified stone. Reve Diamonds lists it at $1,053. 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

1.13
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775629793
Dimensions10.80 × 5.32 × 3.33 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.80 mm5.32 mm1.13 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775629793
Side View
Table 60.0%Crown 37.1°Girdle: MediumPavilion 39.2°Culet: NoneDepth 62.6%

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 27
Current: $377 USD|Low: $116 USD|High: $1,053 USD|Avg: $471 USD|+0.2%
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
Reve Diamonds
October 28, 2026
Retailer 11$156 USD
Retailer 5$174 USD
Retailer 10$181 USD
Retailer 6$193 USD
Retailer 14$193 USD
Retailer 7$337 USD
Retailer 2$351 USD
Retailer 4$353 USD
Retailer 1$377 USD
Retailer 13$516 USD
Retailer 12$622 USD
Retailer 9$657 USD
Retailer 3$677 USD
Retailer 8$906 USD
Reve Diamonds$1,053 USD

41 data points across 15 retailers

14 retailers$156 USD to $1,053 USD

A
Cheapest Retailer
-
$156 USD
A
Retailer 2
-
$181 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$193 USD
View
A
Retailer 4
-
$193 USD
View
A
Retailer 5
-
$337 USD
£265 GBP
View
A
Retailer 6
-
$351 USD
View
A
Retailer 7
-
$353 USD
View
B+
Retailer 8
-
$377 USD
£297 GBP
View
B+
Retailer 9
-
$516 USD
View
B
Retailer 10
-
$622 USD
View
B
Retailer 11
-
$657 USD
View
B
Retailer 12
-
$677 USD
View
B
Retailer 13
-
$906 USD
£713 GBP
View
Most Expensive
B
Reve Diamonds
EF644A0F8 · Oct 25
$1,053 USD
View
13 more retailers have this diamond
Prices start from $156 USDSave up to $897 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
1.13ct Marquise
$156 USD