Princess|Lab Grown|GCAL

1.55ct G SI1 Princess Lab Grown Diamond

EX • G/SI1 • GCAL 312640096

Shape and cutting style on the report: Princess

Certificate GCAL 312640096

Diamond specifications and retailer prices

From $197 USD
As of November 6, 2026
Save $885 USD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,082 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct lab-grown princess diamond

This 1.55ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 312640096. Listed at 15 retailers as of November 1, 2026, with prices from $197 to $1,082, a $885 spread on the same certified stone. MOH London lists it at $1,082. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.55
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle41.5°
Pavilion angle35.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 312640096
Dimensions6.50 × 6.24 × 4.25 mm
L/W Ratio1.04
Culet sizeNone
Top View
6.50 mm6.24 mm1.55 ctG / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 312640096
Side View
Table 66.0%Crown 41.5°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 68.1%

Caratlytics Score

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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 6
Current: $1,082 USD|Low: $175 USD|High: $1,181 USD|Avg: $616 USD|-7.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 4$197 USD
Retailer 10$245 USD
Retailer 11$365 USD
Retailer 8$388 USD
Retailer 2$396 USD
Retailer 6$435 USD
Retailer 5$646 USD
Retailer 7$759 USD
Retailer 12$868 USD
Retailer 9$896 USD
Retailer 3$1,039 USD
MOH London$1,082 USD

45 data points across 12 retailers

15 retailers$197 USD to $1,082 USD

Retailer 1
-
$182 USD
Price last confirmed 45 days ago
A
Retailer 2
-
$197 USD
View
Retailer 3
-
$211 USD
View
Price last confirmed 44 days ago
Retailer 4
-
$223 USD
View
Price last confirmed 44 days ago
A
Retailer 5
-
$245 USD
View
B+
Retailer 6
-
$365 USD
View
A
Retailer 7
-
$388 USD
View
A
Retailer 8
-
$396 USD
View
B+
Retailer 9
-
$435 USD
View
B+
Retailer 10
-
$646 USD
View
B
Retailer 11
-
$759 USD
View
B
Retailer 12
-
$868 USD
View
B
Retailer 13
-
$896 USD
View
B
Retailer 14
-
$1,039 USD
View
Most Expensive
B
MOH London
312640096 · Nov 1
$1,082 USD
£852 GBP
View
14 more retailers have this diamond
Prices start from $197 USDSave up to $885 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
1.55ct Princess
$197 USD