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Marquise|Lab Grown|IGI

1.21ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG799635199

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799635199

Diamond specifications and retailer prices

From €183 EUR
$205 USD
As of October 30, 2026
Save €879 EUR (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,062 EUR at MOH London · As of October 26, 2026
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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG799635199 or 799635199. Listed at 20 retailers as of October 26, 2026, with prices from €183 to €1,062, a €879 spread on the same certified stone. MOH London lists it at €1,062. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799635199
Dimensions11.12 × 5.51 × 3.42 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.12 mm5.51 mm1.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799635199
Side View
Table 58.0%Crown 32.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.1%

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 30
Current: €1,062 EUR|Low: €176 EUR|High: €1,073 EUR|Avg: €459 EUR|-1.1%
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 30, 2026
Retailer 12€183 EUR
Retailer 3€226 EUR
Retailer 5€226 EUR
Retailer 6€279 EUR
Retailer 7€379 EUR
Retailer 10€384 EUR
Retailer 4€391 EUR
Retailer 2€418 EUR
Retailer 9€555 EUR
Retailer 11€585 EUR
Retailer 8€615 EUR
Retailer 13€811 EUR
MOH London€1,062 EUR

37 data points across 13 retailers

20 retailers€183 EUR to €1,062 EUR

A
Cheapest Retailer
-
€183 EUR
$205 USD
A
Retailer 2
-
€212 EUR
$238 USD
View
A
Retailer 3
-
€226 EUR
$254 USD
View
A
Retailer 4
-
€226 EUR
$254 USD
View
A
Retailer 5
-
€279 EUR
£246 GBP
View
A
Retailer 6
-
€379 EUR
View
Retailer 7
-
€384 EUR
ZAR 6,951 ZAR
View
Price last confirmed 10 days ago
A
Retailer 8
-
€391 EUR
$439 USD
View
A
Retailer 9
-
€396 EUR
$444 USD
View
A
Retailer 10
-
€418 EUR
£369 GBP
View
A
Retailer 11
-
€444 EUR
$498 USD
View
B+
Retailer 12
-
€555 EUR
A$957 AUD
View
B+
Retailer 13
-
€585 EUR
$656 USD
View
B+
Retailer 14
-
€615 EUR
$690 USD
View
B+
Retailer 15
-
€729 EUR
$818 USD
View
B
Retailer 16
-
€777 EUR
$871 USD
View
B
Retailer 17
-
€811 EUR
$910 USD
View
B
Retailer 18
-
€836 EUR
$938 USD
View
B
Retailer 19
-
€883 EUR
£780 GBP
View
Most Expensive
B
MOH London
LG799635199 · Oct 26
€1,062 EUR
£938 GBP
View
19 more retailers have this diamond
Prices start from €183 EURSave up to €879 EUR

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
1.21ct Marquise
€183 EUR