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Marquise|Lab Grown|IGI

4.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG829608667

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG829608667

Diamond specifications and retailer prices

From $4,862 SGD
£2,995 GBP
As of October 30, 2026
Save $15,766 SGD (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $20,628 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.03ct lab-grown marquise diamond

This 4.03ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG829608667 or 829608667. Listed at 18 retailers as of October 30, 2026, with prices from $4,862 to $20,628, a $15,766 spread on the same certified stone. Taylor and Hart lists it at $20,628. 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
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829608667
Dimensions16.02 × 8.10 × 5.23 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.02 mm8.10 mm4.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829608667
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $7,635 SGD|Low: $4,817 SGD|High: $20,628 SGD|Avg: $10,243 SGD|-3.1%
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
Retailer 15
Retailer 16
Retailer 17
Taylor and Hart
October 31, 2026
Retailer 11$4,862 SGD
Retailer 5$5,018 SGD
Retailer 9$5,821 SGD
Retailer 7$5,893 SGD
Retailer 2$6,262 SGD
Retailer 1$7,635 SGD
Retailer 6$7,692 SGD
Retailer 3$7,719 SGD
Retailer 8$8,144 SGD
Retailer 15$8,437 SGD
Retailer 14$9,390 SGD
Retailer 12$12,387 SGD
Retailer 13$12,534 SGD
Retailer 16$12,670 SGD
Retailer 17$14,042 SGD
Retailer 10$15,123 SGD
Retailer 4$19,867 SGD
Taylor and Hart$20,628 SGD

29 data points across 18 retailers

18 retailers$4,862 SGD to $20,628 SGD

A+
Cheapest Retailer
-
$4,862 SGD
£2,995 GBP
A
Retailer 2
-
$5,018 SGD
$3,925 USD
View
A
Retailer 3
-
$5,821 SGD
$4,553 USD
View
A
Retailer 4
-
$5,893 SGD
$4,610 USD
View
A
Retailer 5
-
$6,262 SGD
$4,898 USD
View
Final sale: no returns
A
Retailer 6
-
$7,635 SGD
£4,703 GBP
View
A
Retailer 7
-
$7,692 SGD
$6,017 USD
View
A
Retailer 8
-
$7,719 SGD
$6,038 USD
View
A
Retailer 9
-
$8,144 SGD
£5,016 GBP
View
A
Retailer 10
-
$8,437 SGD
$6,600 USD
View
A
Retailer 11
-
$9,390 SGD
€6,995 EUR
View
A
Retailer 12
-
$12,387 SGD
ZAR 156,534 ZAR
View
A
Retailer 13
-
$12,534 SGD
£7,720 GBP
View
Retailer 14
-
$12,670 SGD
A$15,247 AUD
View
Price last confirmed 9 days ago
A
Retailer 15
-
$14,042 SGD
$10,984 USD
View
A
Retailer 16
-
$15,123 SGD
$11,830 USD
View
B+
Retailer 17
-
$19,867 SGD
View
Most Expensive
B+
Taylor and Hart
K3UKP8L · Oct 31
$20,628 SGD
$16,136 USD
View
17 more retailers have this diamond
Prices start from $4,862 SGDSave up to $15,766 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 Marquise
$4,862 SGD