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Heart|Lab Grown|IGI

4.03ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846663578

Certificate IGI LG846663578

Diamond specifications and retailer prices

From $5,374 SGD
£3,310 GBP
As of October 30, 2026
Save $24,689 SGD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $30,063 SGD at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.03ct lab-grown heart diamond

This 4.03ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663578 or 846663578. Listed at 10 retailers as of October 30, 2026, with prices from $5,374 to $30,063, a $24,689 spread on the same certified stone. With Clarity lists it at $30,063. 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

4.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663578
Dimensions10.18 × 10.75 × 6.38 mm
L/W Ratio1.06
Top View
10.18 mm10.75 mm4.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663578
Side View
Table 57.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.3%

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: $8,371 SGD|Low: $5,374 SGD|High: $30,063 SGD|Avg: $14,291 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
October 31, 2026
Retailer 3$5,374 SGD
Retailer 4$6,488 SGD
Retailer 8$7,704 SGD
Retailer 7$8,039 SGD
Retailer 1$8,371 SGD
Retailer 9$12,972 SGD
Retailer 5$13,391 SGD
Retailer 6$14,162 SGD
Retailer 2$22,398 SGD
With Clarity$30,063 SGD

6 data points across 10 retailers

10 retailers$5,374 SGD to $30,063 SGD

A
Cheapest Retailer
-
$5,374 SGD
£3,310 GBP
A
Retailer 2
-
$6,488 SGD
$5,075 USD
View
A
Retailer 3
-
$7,704 SGD
$6,026 USD
View
A
Retailer 4
-
$8,039 SGD
$6,288 USD
View
A
Retailer 5
-
$8,371 SGD
$6,548 USD
View
B+
Retailer 6
-
$12,972 SGD
€9,664 EUR
View
B+
Retailer 7
-
$13,391 SGD
£8,248 GBP
View
B+
Retailer 8
-
$14,162 SGD
$11,078 USD
View
B+
Retailer 9
-
$22,398 SGD
$17,520 USD
View
Most Expensive
B
With Clarity
846663578 · Oct 31
$30,063 SGD
$23,516 USD
View
9 more retailers have this diamond
Prices start from $5,374 SGDSave up to $24,689 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.

A
4.03ct Heart
$5,374 SGD