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Princess|Lab Grown|GCAL

1.51ct G SI1 Princess Lab Grown Diamond

VG • G/SI1 • GCAL 321590009

Shape and cutting style on the report: Princess

Certificate GCAL 321590009

Diamond specifications and retailer prices

From $276 AUD
As of November 6, 2026
Save $2,367 AUD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,643 AUD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

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 321590009. Listed at 14 retailers as of November 6, 2026, with prices from $276 to $2,643, a $2,367 spread on the same certified stone. Do Amore Diamonds lists it at $2,643. 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
Crown angle41.5°
Pavilion angle36.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 321590009
Dimensions6.26 × 6.24 × 4.35 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.26 mm6.24 mm1.51 ctG / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 321590009
Side View
Table 67.0%Crown 41.5°Girdle: THK-THKPavilion 36.4°Culet: NoneDepth 69.8%

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 6
Current: $2,643 AUD|Low: $244 AUD|High: $2,643 AUD|Avg: $904 AUD|+4.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 6$276 AUD
Retailer 14$309 AUD
Retailer 13$341 AUD
Retailer 3$507 AUD
Retailer 11$529 AUD
Retailer 2$550 AUD
Retailer 8$606 AUD
Retailer 7$899 AUD
Retailer 10$1,056 AUD
Retailer 4$1,211 AUD
Retailer 12$1,247 AUD
Retailer 5$1,456 AUD
Retailer 9$1,507 AUD
Do Amore Diamonds$2,643 AUD

46 data points across 14 retailers

14 retailers$276 AUD to $2,643 AUD

A
Cheapest Retailer
-
$276 AUD
B+
Retailer 2
-
$309 AUD
View
Final sale: no returns
B+
Retailer 3
-
$341 AUD
View
B
Retailer 4
-
$507 AUD
View
B+
Retailer 5
-
$529 AUD
View
A
Retailer 6
-
$550 AUD
View
B+
Retailer 7
-
$606 AUD
View
B+
Retailer 8
-
$899 AUD
View
B
Retailer 9
-
$1,056 AUD
View
B
Retailer 10
-
$1,211 AUD
View
B
Retailer 11
-
$1,247 AUD
View
B
Retailer 12
-
$1,456 AUD
View
B
Retailer 13
-
$1,507 AUD
View
Most Expensive
C
Do Amore Diamonds
27-C19266312 · Nov 6
$2,643 AUD
$1,850 USD
View
13 more retailers have this diamond
Prices start from $276 AUDSave up to $2,367 AUD

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
1.51ct Princess
$276 AUD