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Oval|Lab Grown|GCAL

4.21ct D IF Oval Lab Grown Diamond

ID • D/IF • GCAL 360736080

Certificate GCAL 360736080

Diamond specifications and retailer prices

From $7,604 USD
Save $26,364 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $33,968 USD at Taylor and Hart
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 12 retailers, with prices from $7,604 to $33,968 at Taylor and Hart, a $26,364 spread on the same certified stone. 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 →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $19,448 USD|Low: $6,771 USD|High: $52,830 USD|Avg: $21,825 USD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 1, 2026
Retailer 9$7,604 USD
Retailer 6$9,416 USD
Retailer 2$10,778 USD
Retailer 10$11,677 USD
Retailer 7$12,554 USD
Retailer 1$19,448 USD
Retailer 4$29,140 USD
Retailer 8$29,330 USD
Retailer 5$29,860 USD
Retailer 3$52,470 USD

39 data points across 10 retailers

12 retailers$7,604 USD to $33,968 USD

A
Cheapest Retailer
-
$7,604 USD
B+
Retailer 2
-
$9,416 USD
View
B+
Retailer 3
-
$10,778 USD
View
B+
Retailer 4
-
$11,677 USD
View
B+
Retailer 5
-
$12,619 USD
£9,936 GBP
View
B
Retailer 6
-
$19,448 USD
£15,313 GBP
View
B
Retailer 7
-
$20,023 USD
View
B
Retailer 8
-
$29,140 USD
View
B
Retailer 9
-
$29,330 USD
View
B
Retailer 10
-
$29,860 USD
View
Most Expensive
B
Taylor and Hart
MU038XP · Sep 30
$33,968 USD
View
10 more retailers have this diamond
Prices start from $7,604 USDSave up to $26,364 USD

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.

A
4.21ct Oval
$7,604 USD