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Marquise|Lab Grown|IGI

1.72ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG849656354

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849656354

Diamond specifications and retailer prices

From $312 USD
£246 GBP
As of November 2, 2026
Save $1,078 USD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,390 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.72ct lab-grown marquise diamond

This 1.72ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849656354 or 849656354. Listed at 10 retailers as of October 31, 2026, with prices from $312 to $1,390, a $1,078 spread on the same certified stone. Brilliant Earth lists it at $1,390. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849656354
Dimensions11.76 × 6.17 × 4.02 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.76 mm6.17 mm1.72 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849656354
Side View
Table 62.0%Crown 38.1°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 65.2%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $1,390 USD|Low: $312 USD|High: $1,390 USD|Avg: $737 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$312 USD
Retailer 9$368 USD
Retailer 4$461 USD
Retailer 3$491 USD
Retailer 7$595 USD
Retailer 6$861 USD
Retailer 10$911 USD
Retailer 8$1,016 USD
Retailer 5$1,071 USD
Brilliant Earth$1,390 USD

6 data points across 10 retailers

10 retailers$312 USD to $1,390 USD

A
Cheapest Retailer
-
$312 USD
£246 GBP
B+
Retailer 2
-
$368 USD
View
A
Retailer 3
-
$461 USD
ZAR 7,449 ZAR
View
A
Retailer 4
-
$491 USD
£387 GBP
View
A
Retailer 5
-
$595 USD
View
B+
Retailer 6
-
$861 USD
View
B+
Retailer 7
-
$911 USD
View
B+
Retailer 8
-
$1,016 USD
View
B+
Retailer 9
-
$1,071 USD
£843 GBP
View
Most Expensive
B
Brilliant Earth
22347386A · Oct 31
$1,390 USD
View
9 more retailers have this diamond
Prices start from $312 USDSave up to $1,078 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
1.72ct Marquise
$312 USD