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Princess|Lab Grown|GCAL

1.51ct G SI1 Princess Lab Grown Diamond

VG • G/SI1

Diamond specifications and retailer prices

From $286 SGD
As of November 5, 2026
Save $1,424 SGD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,710 SGD at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 1.51ct lab-grown princess diamond

This 1.51ct 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 very-good cut grade and certified by GCAL. Listed at 6 retailers as of November 5, 2026, with prices from $286 to $1,710, a $1,424 spread on the same certified stone. Diamond Exchange Canada lists it at $1,710. 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

1.51
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions6.26 × 6.24 × 4.35 mm
L/W Ratio1.00
Top View
6.26 mm6.24 mm1.51 ctG / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 67.0%CrownGirdle: ThickPavilionCuletDepth 69.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,710 SGD|Low: $227 SGD|High: $1,710 SGD|Avg: $604 SGD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 20, 2026
Retailer 4$227 SGD
Retailer 5$278 SGD
Retailer 2$286 SGD
Retailer 3$305 SGD
Diamond Exchange Canada$1,710 SGD

8 data points across 5 retailers

6 retailers$286 SGD to $1,710 SGD

Retailer 1
-
$227 SGD
Price last confirmed 45 days ago
Retailer 2
-
$264 SGD
View
Price last confirmed 44 days ago
Retailer 3
-
$278 SGD
View
Price last confirmed 44 days ago
B+
Retailer 4
-
$286 SGD
View
Retailer 5
-
$305 SGD
View
Price last confirmed 12 days ago
Most Expensive
C
Diamond Exchange Canada
1986532075 · Nov 5
$1,710 SGD
CA$1,859 CAD
View
5 more retailers have this diamond
Prices start from $286 SGDSave up to $1,424 SGD

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+
1.51ct Princess
$286 SGD