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 $9,653 SGD
$7,551 USD
As of October 31, 2026
Save $27,599 SGD (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $43,172 SGD 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
Colour
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: $15,766 SGD|Low: $9,653 SGD|High: $67,078 SGD|Avg: $23,548 SGD|+0.0%
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
November 1, 2026
Retailer 14$9,653 SGD
Retailer 11$10,749 SGD
Retailer 10$11,178 SGD
Retailer 5$12,037 SGD
Retailer 12$12,468 SGD
Retailer 13$13,689 SGD
Retailer 9$13,869 SGD
Retailer 6$15,478 SGD
Retailer 1$15,766 SGD
Retailer 8$24,698 SGD
Retailer 2$37,253 SGD
Retailer 4$37,253 SGD
Retailer 7$38,173 SGD
Taylor and Hart$43,172 SGD
Retailer 3$67,078 SGD

45 data points across 15 retailers

16 retailers$9,653 SGD to $37,253 SGD

B+
Cheapest Retailer
-
$9,653 SGD
$7,551 USD
B+
Retailer 2
-
$10,749 SGD
$8,408 USD
View
B+
Retailer 3
-
$11,178 SGD
$8,744 USD
View
B+
Retailer 4
-
$12,037 SGD
$9,416 USD
View
Final sale: no returns
Retailer 5
-
$12,468 SGD
$9,753 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
$12,468 SGD
$9,753 USD
View
B+
Retailer 7
-
$13,869 SGD
$10,849 USD
View
B+
Retailer 8
-
$15,478 SGD
$12,107 USD
View
B+
Retailer 9
-
$15,766 SGD
£9,711 GBP
View
B
Retailer 10
-
$24,698 SGD
£15,212 GBP
View
B
Retailer 11
-
$25,597 SGD
$20,023 USD
View
B
Retailer 12
-
$37,253 SGD
$29,140 USD
View
B
Retailer 13
-
$37,253 SGD
$29,140 USD
View
Retailer 14
-
$38,173 SGD
$29,860 USD
View
Price under review
Most Expensive
Taylor and Hart
MU038XP · Oct 31
$43,172 SGD
$33,770 USD
View
Price under review
14 more retailers have this diamond
Prices start from $9,653 SGDSave up to $27,599 SGD

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
$9,653 SGD