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Princess|Lab Grown|GCAL

1.09ct G SI1 Princess Lab Grown Diamond

EX • G/SI1 • GCAL 321120120

Shape and cutting style on the report: Princess

Certificate GCAL 321120120

Diamond specifications and retailer prices

From €154 EUR
$172 USD
As of November 2, 2026
Save €1,323 EUR (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,477 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown princess diamond

This 1.09ct lab-grown princess sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 321120120. Listed at 17 retailers as of November 1, 2026, with prices from €154 to €1,477, a €1,323 spread on the same certified stone. Do Amore Diamonds lists it at €1,477. 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

1.09
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44°
Pavilion angle35.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 321120120
Dimensions5.73 × 5.48 × 3.83 mm
L/W Ratio1.05
Culet sizeNone
Top View
5.73 mm5.48 mm1.09 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 321120120
Side View
Table 67.0%Crown 44°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 69.9%

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 2
Current: €1,477 EUR|Low: €137 EUR|High: €1,477 EUR|Avg: €506 EUR|+4.4%
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 2, 2026
Retailer 6€154 EUR
Retailer 14€172 EUR
Retailer 13€191 EUR
Retailer 11€232 EUR
Retailer 3€285 EUR
Retailer 2€335 EUR
Retailer 8€342 EUR
Retailer 7€497 EUR
Retailer 10€578 EUR
Retailer 4€676 EUR
Retailer 12€683 EUR
Retailer 5€830 EUR
Retailer 9€988 EUR
Do Amore Diamonds€1,477 EUR

45 data points across 14 retailers

17 retailers€154 EUR to €1,477 EUR

Retailer 1
-
€143 EUR
$160 USD
Price last confirmed 40 days ago
A
Retailer 2
-
€154 EUR
$172 USD
View
Retailer 3
-
€166 EUR
$185 USD
View
Price last confirmed 39 days ago
A
Retailer 4
-
€172 EUR
$192 USD
View
Final sale: no returns
Retailer 5
-
€175 EUR
$195 USD
View
Price last confirmed 39 days ago
A
Retailer 6
-
€191 EUR
$213 USD
View
A
Retailer 7
-
€232 EUR
$259 USD
View
B+
Retailer 8
-
€285 EUR
$318 USD
View
A
Retailer 9
-
€308 EUR
$344 USD
View
B+
Retailer 10
-
€335 EUR
£295 GBP
View
B
Retailer 11
-
€497 EUR
£437 GBP
View
B
Retailer 12
-
€578 EUR
CA$897 CAD
View
B
Retailer 13
-
€676 EUR
$755 USD
View
B
Retailer 14
-
€683 EUR
$763 USD
View
B
Retailer 15
-
€830 EUR
$928 USD
View
B
Retailer 16
-
€988 EUR
£869 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E3BD11C99 · Nov 1
€1,477 EUR
$1,650 USD
View
16 more retailers have this diamond
Prices start from €154 EURSave up to €1,323 EUR

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
1.09ct Princess
€154 EUR