CaratHunter
Plans
Princess|Lab Grown|GCAL

3.00ct H SI1 Princess Lab Grown Diamond

EX • H/SI1 • GCAL 331010276

Shape and cutting style on the report: Princess

Certificate GCAL 331010276

Diamond specifications and retailer prices

From €357 EUR
$399 USD
As of October 30, 2026
Save €1,522 EUR (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,879 EUR at Riddles Jewelry · As of October 31, 2026
View at Riddles Jewelry

About this 3ct lab-grown princess diamond

This 3ct lab-grown princess sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 331010276. Listed at 13 retailers as of October 30, 2026, with prices from €357 to €1,879, a €1,522 spread on the same certified stone. Riddles Jewelry lists it at €1,879. 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

3.00
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.5°
Pavilion angle37.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 331010276
Dimensions7.79 × 7.63 × 5.50 mm
L/W Ratio1.02
Culet sizeNone
Top View
7.79 mm7.63 mm3.00 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 331010276
Side View
Table 67.0%Crown 43.5°Girdle: THK-VTKPavilion 37.4°Culet: NoneDepth 72.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,794 EUR|Low: €319 EUR|High: €1,879 EUR|Avg: €1,105 EUR|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Riddles Jewelry
November 1, 2026
Retailer 7€357 EUR
Retailer 9€400 EUR
Retailer 6€442 EUR
Retailer 10€655 EUR
Retailer 5€725 EUR
Retailer 4€1,355 EUR
Retailer 3€1,531 EUR
Retailer 8€1,570 EUR
Retailer 2€1,705 EUR
Retailer 1€1,794 EUR
Riddles Jewelry€1,879 EUR

33 data points across 11 retailers

13 retailers€357 EUR to €1,879 EUR

Retailer 1
-
€332 EUR
$371 USD
Price last confirmed 40 days ago
A
Retailer 2
-
€357 EUR
$399 USD
View
A
Retailer 3
-
€400 EUR
$447 USD
View
Final sale: no returns
Retailer 4
-
€406 EUR
$454 USD
View
Price last confirmed 39 days ago
A
Retailer 5
-
€442 EUR
$494 USD
View
B+
Retailer 6
-
€655 EUR
$732 USD
View
A
Retailer 7
-
€725 EUR
$810 USD
View
B+
Retailer 8
-
€1,355 EUR
CA$2,103 CAD
View
B+
Retailer 9
-
€1,531 EUR
£1,347 GBP
View
B+
Retailer 10
-
€1,570 EUR
$1,754 USD
View
B
Retailer 11
-
€1,705 EUR
$1,904 USD
View
B+
Retailer 12
-
€1,794 EUR
£1,578 GBP
View
Most Expensive
B
Riddles Jewelry
1966654840 · Oct 31
€1,879 EUR
$2,099 USD
View
12 more retailers have this diamond
Prices start from €357 EURSave up to €1,522 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
3.00ct Princess
€357 EUR