CaratHunter
Plans
Marquise|Lab Grown|IGI

1.86ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG837622766

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837622766

Diamond specifications and retailer prices

From $513 USD
£404 GBP
As of October 27, 2026
1 retailer carries this diamond
Only listing: $513 USD at 77 Diamonds
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at 77 Diamonds

About this 1.86ct lab-grown marquise diamond

This 1.86ct lab-grown marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837622766 or 837622766. Listed at a single retailer as of October 27, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837622766
Dimensions12.99 × 6.35 × 3.96 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.99 mm6.35 mm1.86 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837622766
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.4%

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: $513 USD|Low: $237 USD|High: $565 USD|Avg: $477 USD|-8.1%
77 Diamonds
Retailer 2
October 27, 2026
Retailer 2$237 USD
77 Diamonds$513 USD

31 data points across 2 retailers

1 retailer

A
77 Diamonds
MQTVS4RX6FQJX · Oct 27
$513 USD
£404 GBP
View

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
1.86ct Marquise
$513 USD