Round|Lab Grown|GCAL

1.23ct E IF Round Lab Grown Diamond

ID • E/IF • GCAL 360166263

Shape and cutting style on the report: Round brilliant

Certificate GCAL 360166263

Diamond specifications and retailer prices

From €612 EUR
$684 USD
As of October 30, 2026
Save €1,505 EUR (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,118 EUR at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360166263. Listed at 10 retailers as of October 30, 2026, with prices from €612 to €2,118, a €1,505 spread on the same certified stone. Diamond Exchange Canada lists it at €2,118. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360166263
Dimensions6.90 × 6.92 × 4.20 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.90 mm6.92 mm1.23 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360166263
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.8%

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: €2,118 EUR|Low: €539 EUR|High: €5,657 EUR|Avg: €2,558 EUR
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7€612 EUR
Retailer 11€894 EUR
Retailer 8€1,192 EUR
Retailer 6€1,262 EUR
Retailer 4€1,297 EUR
Retailer 3€2,090 EUR
Diamond Exchange Canada€2,118 EUR
Retailer 12€3,196 EUR
Retailer 9€3,865 EUR
Retailer 10€4,556 EUR
Retailer 2€4,663 EUR
Retailer 5€4,663 EUR

13 data points across 12 retailers

10 retailers€612 EUR to €2,118 EUR

A
Cheapest Retailer
-
€612 EUR
$684 USD
B+
Retailer 2
-
€894 EUR
$999 USD
View
B
Retailer 3
-
€1,192 EUR
A$2,048 AUD
View
B
Retailer 4
-
€1,262 EUR
$1,410 USD
View
B
Retailer 5
-
€1,450 EUR
$1,620 USD
View
B
Retailer 6
-
€2,090 EUR
$2,335 USD
View
Most Expensive
B
Diamond Exchange Canada
1925449630 · Oct 30
€2,118 EUR
CA$3,286 CAD
View
6 more retailers have this diamond
Prices start from €612 EURSave up to €1,505 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
1.23ct Round
€612 EUR