Princess|Lab Grown|IGI

1.86ct G SI2 Princess Lab Grown Diamond

GD • G/SI2 • IGI LG514250503

Shape and cutting style on the report: Princess cut

Certificate IGI LG514250503

Diamond specifications and retailer prices

From $582 USD
As of October 30, 2026
Save $989 USD (63%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,571 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.86ct lab-grown princess diamond

This 1.86ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by IGI LG514250503 or 514250503. Listed at 9 retailers as of October 29, 2026, with prices from $582 to $1,571, a $989 spread on the same certified stone. MOH London lists it at $1,571. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.86
Carat
G
Color
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514250503
Dimensions6.71 × 6.60 × 4.80 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.71 mm6.60 mm1.86 ctG / SI2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514250503
Side View
Table 69.0%Crown 42.2°Girdle: Slightly ThickPavilion 38.5°Culet: NoneDepth 72.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $1,571 USD|Low: $448 USD|High: $1,571 USD|Avg: $959 USD|+27.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 5$582 USD
Retailer 2$689 USD
Retailer 6$924 USD
Retailer 4$1,035 USD
Retailer 3$1,085 USD
Retailer 7$1,265 USD
MOH London$1,571 USD

36 data points across 7 retailers

9 retailers$582 USD to $1,571 USD

Retailer 1
-
$224 USD
Price last confirmed 39 days ago
Retailer 2
-
$274 USD
View
Price last confirmed 38 days ago
B+
Retailer 3
-
$582 USD
View
B
Retailer 4
-
$689 USD
£543 GBP
View
B
Retailer 5
-
$924 USD
View
B
Retailer 6
-
$1,035 USD
View
B
Retailer 7
-
$1,085 USD
View
B
Retailer 8
-
$1,265 USD
View
Most Expensive
C
MOH London
LG514250503 · Oct 29
$1,571 USD
£1,237 GBP
View
8 more retailers have this diamond
Prices start from $582 USDSave up to $989 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.

B+
1.86ct Princess
$582 USD