Marquise|Lab Grown|IGI

1.21ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG828622520

Certificate IGI LG828622520

Diamond specifications and retailer prices

From $211 USD
Save $903 USD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,114 USD at MOH London
View at MOH London

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828622520 or 828622520. Listed at 13 retailers, with prices from $211 to $1,114 at MOH London, a $903 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828622520
Dimensions10.68 × 5.48 × 3.46 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.68 mm5.48 mm1.21 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828622520
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 39°Culet: NoneDepth 63.1%

Caratlytics Score

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

Price History

Last verified: Sep 29
Current: $1,114 USD|Low: $150 USD|High: $1,114 USD|Avg: $565 USD|+1.3%
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
October 1, 2026
Retailer 13$211 USD
Retailer 2$394 USD
Retailer 10$400 USD
Retailer 6$413 USD
Retailer 9$417 USD
Retailer 3$462 USD
Retailer 8$547 USD
Retailer 12$574 USD
Retailer 7$760 USD
Retailer 4$773 USD
Retailer 11$787 USD
Retailer 5$810 USD
MOH London$1,114 USD

30 data points across 13 retailers

13 retailers$211 USD to $1,114 USD

B+
Cheapest Retailer
-
$211 USD
A
Retailer 2
-
$394 USD
€375 EUR
View
B+
Retailer 3
-
$400 USD
ZAR 6,455 ZAR
View
B+
Retailer 4
-
$413 USD
View
A
Retailer 5
-
$417 USD
£328 GBP
View
B+
Retailer 6
-
$462 USD
View
B
Retailer 7
-
$547 USD
View
B+
Retailer 8
-
$574 USD
A$883 AUD
View
B
Retailer 9
-
$760 USD
View
B
Retailer 10
-
$773 USD
SGD 1,045 SGD
View
B
Retailer 11
-
$787 USD
A$1,210 AUD
View
B
Retailer 12
-
$810 USD
View
Most Expensive
B
MOH London
LG828622520 · Oct 1
$1,114 USD
£877 GBP
View
12 more retailers have this diamond
Prices start from $211 USDSave up to $903 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.

A
1.21ct Marquise
$211 USD