CaratHunter
Plans
Marquise|Lab Grown|IGI

1.20ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG833628082

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833628082

Diamond specifications and retailer prices

From $195 USD
As of November 2, 2026
Save $982 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,177 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct 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 LG833628082 or 833628082. Listed at 18 retailers as of November 1, 2026, with prices from $195 to $1,177, a $982 spread on the same certified stone. Reve Diamonds lists it at $1,177. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833628082
Dimensions10.30 × 5.75 × 3.51 mm
L/W Ratio1.79
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.30 mm5.75 mm1.20 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833628082
Side View
Table 62.0%Crown 31.8°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 61.0%

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: Nov 2
Current: $589 USD|Low: $187 USD|High: $1,142 USD|Avg: $508 USD|-0.9%
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
November 2, 2026
Retailer 13$195 USD
Retailer 5$226 USD
Retailer 3$241 USD
Retailer 6$296 USD
Retailer 9$325 USD
Retailer 10$410 USD
Retailer 8$417 USD
Retailer 7$441 USD
Retailer 1$589 USD
Retailer 2$685 USD
Retailer 4$776 USD
Retailer 12$779 USD
Retailer 11$1,130 USD

35 data points across 13 retailers

18 retailers$195 USD to $1,177 USD

A
Cheapest Retailer
-
$195 USD
A
Retailer 2
-
$217 USD
View
Final sale: no returns
A
Retailer 3
-
$226 USD
View
Retailer 4
-
$241 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$241 USD
View
A
Retailer 6
-
$296 USD
£233 GBP
View
B+
Retailer 7
-
$325 USD
View
A
Retailer 8
-
$410 USD
€390 EUR
View
A
Retailer 9
-
$417 USD
ZAR 6,733 ZAR
View
A
Retailer 10
-
$434 USD
View
A
Retailer 11
-
$441 USD
£347 GBP
View
B+
Retailer 12
-
$589 USD
A$906 AUD
View
B+
Retailer 13
-
$685 USD
View
B+
Retailer 14
-
$776 USD
View
B
Retailer 15
-
$779 USD
View
B
Retailer 16
-
$830 USD
View
B
Retailer 17
-
$1,130 USD
£890 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Reve Diamonds
9CDE1B5BD · Nov 1
$1,177 USD
View
17 more retailers have this diamond
Prices start from $195 USDSave up to $982 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
1.20ct Marquise
$195 USD