Oval|Lab Grown|GCAL

4.21ct D IF Oval Lab Grown Diamond

ID • D/IF • GCAL 360736080

Shape and cutting style on the report: Oval brilliant

Certificate GCAL 360736080

Diamond specifications and retailer prices

From €6,759 EUR
$7,551 USD
As of October 31, 2026
Save €19,324 EUR (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €30,228 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.21ct lab-grown oval diamond

This 4.21ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360736080. Listed at 16 retailers as of October 30, 2026, with a 286% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.21
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360736080
Dimensions13.17 × 9.22 × 5.65 mm
L/W Ratio1.43
Culet sizeNone
Top View
13.17 mm9.22 mm4.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360736080
Side View
Table 59.0%Crown 32.4°Girdle: STK-STKPavilion 40.6°Culet: NoneDepth 61.3%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: €10,947 EUR|Low: €6,759 EUR|High: €46,965 EUR|Avg: €16,475 EUR|-0.8%
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 14€6,759 EUR
Retailer 11€7,526 EUR
Retailer 10€7,827 EUR
Retailer 5€8,428 EUR
Retailer 12€8,730 EUR
Retailer 13€9,585 EUR
Retailer 9€9,711 EUR
Retailer 6€10,837 EUR
Retailer 1€10,947 EUR
Retailer 8€17,292 EUR
Retailer 2€26,083 EUR
Retailer 4€26,083 EUR
Retailer 7€26,727 EUR
Taylor and Hart€30,228 EUR
Retailer 3€46,965 EUR

44 data points across 15 retailers

16 retailers€6,759 EUR to €26,083 EUR

B+
Cheapest Retailer
-
€6,759 EUR
$7,551 USD
B+
Retailer 2
-
€7,526 EUR
$8,408 USD
View
B+
Retailer 3
-
€7,827 EUR
$8,744 USD
View
B+
Retailer 4
-
€8,428 EUR
$9,416 USD
View
Final sale: no returns
Retailer 5
-
€8,730 EUR
$9,753 USD
View
Price last confirmed 15 days ago
B+
Retailer 6
-
€8,730 EUR
$9,753 USD
View
B+
Retailer 7
-
€9,711 EUR
$10,849 USD
View
B+
Retailer 8
-
€10,837 EUR
$12,107 USD
View
B+
Retailer 9
-
€10,947 EUR
£9,630 GBP
View
B
Retailer 10
-
€17,292 EUR
£15,212 GBP
View
B
Retailer 11
-
€17,922 EUR
$20,023 USD
View
B
Retailer 12
-
€26,083 EUR
$29,140 USD
View
B
Retailer 13
-
€26,083 EUR
$29,140 USD
View
Retailer 14
-
€26,727 EUR
$29,860 USD
View
Price under review
Most Expensive
Taylor and Hart
MU038XP · Oct 31
€30,228 EUR
$33,770 USD
View
Price under review
14 more retailers have this diamond
Prices start from €6,759 EURSave up to €19,324 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.

B+
4.21ct Oval
€6,759 EUR