CaratHunter
Plans
Princess|Lab Grown|IGI

1.78ct H VS2 Princess Lab Grown Diamond

ID • H/VS2 • IGI LG573311516

Shape and cutting style on the report: Princess cut

Certificate IGI LG573311516

Diamond specifications and retailer prices

From $184 USD
As of October 27, 2026
Save $888 USD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,072 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.78ct lab-grown princess diamond

This 1.78ct lab-grown princess sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG573311516 or 573311516. Listed at 11 retailers as of October 27, 2026, with prices from $184 to $1,072, a $888 spread on the same certified stone. MOH London lists it at $1,072. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG573311516
Dimensions6.85 × 6.62 × 4.66 mm
L/W Ratio1.03
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
6.85 mm6.62 mm1.78 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG573311516
Side View
Table 71.5%Crown 48°Girdle: MediumPavilion 38.1°Culet: NoneDepth 70.4%

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: $1,072 USD|Low: $184 USD|High: $1,265 USD|Avg: $686 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 6$184 USD
Retailer 10$320 USD
Retailer 5$402 USD
Retailer 7$498 USD
Retailer 8$571 USD
Retailer 3$721 USD
Retailer 9$760 USD
Retailer 4$774 USD
Retailer 2$787 USD
MOH London$1,072 USD
Retailer 11$1,265 USD

16 data points across 11 retailers

11 retailers$184 USD to $1,072 USD

A
Cheapest Retailer
-
$184 USD
A
Retailer 2
-
$213 USD
View
A
Retailer 3
-
$228 USD
View
A
Retailer 4
-
$228 USD
View
B+
Retailer 5
-
$402 USD
View
A
Retailer 6
-
$498 USD
View
A
Retailer 7
-
$571 USD
View
B+
Retailer 8
-
$733 USD
View
B+
Retailer 9
-
$774 USD
View
B+
Retailer 10
-
$787 USD
View
Most Expensive
B+
MOH London
LG573311516 · Oct 29
$1,072 USD
£844 GBP
View
10 more retailers have this diamond
Prices start from $184 USDSave up to $888 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
1.78ct Princess
$184 USD