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Princess|Lab Grown|GCAL

1.56ct I VS1 Princess Lab Grown Diamond

EX • I/VS1 • GCAL 291990057

Shape and cutting style on the report: Princess

Certificate GCAL 291990057

Diamond specifications and retailer prices

From $370 USD
As of November 1, 2026
Save $892 USD (71%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,262 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.56ct lab-grown princess diamond

This 1.56ct lab-grown princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 291990057. Listed at 4 retailers as of October 29, 2026, with prices from $370 to $1,262, a $892 spread on the same certified stone. MOH London lists it at $1,262. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
CertificateGCAL 291990057
Dimensions6.39 × 6.34 × 4.43 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.39 mm6.34 mm1.56 ctI / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 291990057
Side View
Table 76.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 69.9%

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 1
Current: $1,262 USD|Low: $367 USD|High: $1,271 USD|Avg: $804 USD|+6.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3$370 USD
Retailer 2$482 USD
Retailer 4$1,178 USD
MOH London$1,262 USD

10 data points across 4 retailers

4 retailers$370 USD to $1,262 USD

A
Cheapest Retailer
-
$370 USD
B+
Retailer 2
-
$482 USD
View
B
Retailer 3
-
$1,178 USD
View
Most Expensive
B
MOH London
291990057 · Oct 29
$1,262 USD
£994 GBP
View
3 more retailers have this diamond
Prices start from $370 USDSave up to $892 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
1.56ct Princess
$370 USD