Marquise|Lab Grown|IGI

1.02ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG818650070

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818650070

Diamond specifications and retailer prices

From $213 USD
As of October 27, 2026
Save $1,260 USD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,473 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818650070 or 818650070. Listed at 20 retailers as of October 27, 2026, with prices from $213 to $1,473, a $1,260 spread on the same certified stone. Queensmith lists it at $1,473. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818650070
Dimensions10.88 × 5.23 × 3.22 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
10.88 mm5.23 mm1.02 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818650070
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.6%

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: $488 USD|Low: $238 USD|High: $1,072 USD|Avg: $536 USD|+4.3%
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
October 29, 2026
Retailer 5$238 USD
Retailer 3$264 USD
Retailer 6$333 USD
Retailer 4$358 USD
Retailer 9$427 USD
Retailer 7$454 USD
Retailer 1$488 USD
Retailer 12$545 USD
Retailer 10$646 USD
Retailer 8$651 USD
Retailer 13$687 USD
Retailer 2$840 USD
Retailer 11$1,062 USD

31 data points across 13 retailers

20 retailers$213 USD to $1,473 USD

A
Cheapest Retailer
-
$213 USD
A
Retailer 2
-
$238 USD
View
Final sale: no returns
Retailer 3
-
$261 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$264 USD
View
A
Retailer 5
-
$264 USD
View
A
Retailer 6
-
$333 USD
£262 GBP
View
A
Retailer 7
-
$340 USD
View
A
Retailer 8
-
$358 USD
View
A
Retailer 9
-
$427 USD
€407 EUR
View
A
Retailer 10
-
$454 USD
ZAR 7,338 ZAR
View
B+
Retailer 11
-
$488 USD
£384 GBP
View
B+
Retailer 12
-
$545 USD
A$838 AUD
View
B+
Retailer 13
-
$646 USD
A$994 AUD
View
B+
Retailer 14
-
$651 USD
A$1,001 AUD
View
B
Retailer 15
-
$687 USD
View
B
Retailer 16
-
$840 USD
View
B
Retailer 17
-
$903 USD
View
B
Retailer 18
-
$1,062 USD
£836 GBP
View
B
Retailer 19
-
$1,236 USD
View
Most Expensive
B
Queensmith
LG818650070 · Oct 27
$1,473 USD
£1,160 GBP
View
19 more retailers have this diamond
Prices start from $213 USDSave up to $1,260 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
1.02ct Marquise
$213 USD