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Marquise|Lab Grown|IGI

0.97ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG650476463

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG650476463

Diamond specifications and retailer prices

From $157 USD
As of October 28, 2026
Save $1,251 USD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,408 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.97ct lab-grown marquise diamond

This 0.97ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG650476463 or 650476463. Listed at 12 retailers as of October 28, 2026, with prices from $157 to $1,408, a $1,251 spread on the same certified stone. MOH London lists it at $1,408. 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

0.97
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650476463
Dimensions9.95 × 5.17 × 3.34 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.95 mm5.17 mm0.97 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650476463
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 64.6%

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 28
Current: $1,408 USD|Low: $157 USD|High: $1,408 USD|Avg: $386 USD
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
October 29, 2026
Retailer 11$157 USD
Retailer 2$168 USD
Retailer 14$192 USD
Retailer 7$223 USD
Retailer 10$245 USD
Retailer 3$284 USD
Retailer 5$309 USD
Retailer 13$315 USD
Retailer 4$319 USD
Retailer 8$412 USD
Retailer 12$460 USD
Retailer 9$539 USD
Retailer 6$768 USD
MOH London$1,408 USD

2 data points across 14 retailers

12 retailers$157 USD to $1,408 USD

A
Cheapest Retailer
-
$157 USD
A
Retailer 2
-
$168 USD
View
A
Retailer 3
-
$192 USD
HK$1,500 HKD
View
A
Retailer 4
-
$223 USD
£175 GBP
View
A
Retailer 5
-
$245 USD
View
A
Retailer 6
-
$284 USD
£223 GBP
View
A
Retailer 7
-
$315 USD
View
A
Retailer 8
-
$319 USD
£251 GBP
View
B+
Retailer 9
-
$412 USD
View
B+
Retailer 10
-
$460 USD
View
B+
Retailer 11
-
$539 USD
View
Most Expensive
B
MOH London
LG650476463 · Oct 29
$1,408 USD
£1,109 GBP
View
11 more retailers have this diamond
Prices start from $157 USDSave up to $1,251 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
0.97ct Marquise
$157 USD