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Marquise|Lab Grown|IGI

4.01ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG690509443

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG690509443

Diamond specifications and retailer prices

From $7,090 SGD
$5,546 USD
As of October 30, 2026
Save $21,980 SGD (76%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $29,070 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.01ct lab-grown marquise diamond

This 4.01ct 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 LG690509443 or 690509443. Listed at 23 retailers as of October 30, 2026, with prices from $7,090 to $29,070, a $21,980 spread on the same certified stone. Taylor and Hart lists it at $29,070. 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

4.01
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG690509443
Dimensions17.57 × 8.38 × 4.92 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.57 mm8.38 mm4.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG690509443
Side View
Table 60.0%Crown 31.5°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 58.7%

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: $8,362 SGD|Low: $5,671 SGD|High: $29,070 SGD|Avg: $13,265 SGD
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
Retailer 18
Taylor and Hart
October 31, 2026
Retailer 5$7,090 SGD
Retailer 7$7,609 SGD
Retailer 8$7,941 SGD
Retailer 6$8,225 SGD
Retailer 3$8,233 SGD
Retailer 1$8,362 SGD
Retailer 2$9,582 SGD
Retailer 17$9,677 SGD
Retailer 13$10,526 SGD
Retailer 10$10,593 SGD
Retailer 18$10,745 SGD
Retailer 9$11,690 SGD
Retailer 14$13,704 SGD
Retailer 16$14,726 SGD
Retailer 11$15,660 SGD
Retailer 15$16,827 SGD
Retailer 12$17,505 SGD
Retailer 4$19,040 SGD
Taylor and Hart$29,070 SGD

40 data points across 19 retailers

23 retailers$7,090 SGD to $29,070 SGD

A
Cheapest Retailer
-
$7,090 SGD
$5,546 USD
A
Retailer 2
-
$7,431 SGD
$5,813 USD
View
A
Retailer 3
-
$7,609 SGD
$5,952 USD
View
A
Retailer 4
-
$7,941 SGD
$6,212 USD
View
Final sale: no returns
A
Retailer 5
-
$8,225 SGD
$6,434 USD
View
Retailer 6
-
$8,225 SGD
$6,434 USD
View
Price last confirmed 15 days ago
A
Retailer 7
-
$8,233 SGD
$6,440 USD
View
A
Retailer 8
-
$8,362 SGD
$6,541 USD
View
A
Retailer 9
-
$9,582 SGD
$7,495 USD
View
A
Retailer 10
-
$9,677 SGD
$7,570 USD
View
A
Retailer 11
-
$9,764 SGD
$7,638 USD
View
A
Retailer 12
-
$10,526 SGD
£6,483 GBP
View
Retailer 13
-
$10,745 SGD
$8,405 USD
View
Price last confirmed 10 days ago
A
Retailer 14
-
$11,690 SGD
£7,200 GBP
View
A
Retailer 15
-
$13,704 SGD
€10,209 EUR
View
A
Retailer 16
-
$14,726 SGD
$11,519 USD
View
A
Retailer 17
-
$15,660 SGD
$12,250 USD
View
B+
Retailer 18
-
$16,827 SGD
£10,364 GBP
View
B+
Retailer 19
-
$17,505 SGD
ZAR 221,216 ZAR
View
Retailer 20
-
$19,040 SGD
A$22,913 AUD
View
Price last confirmed 23 days ago
B
Retailer 21
-
$20,871 SGD
$16,326 USD
View
B+
Retailer 22
-
$22,876 SGD
$17,895 USD
View
Most Expensive
B
Taylor and Hart
54DGRTY · Oct 31
$29,070 SGD
$22,740 USD
View
22 more retailers have this diamond
Prices start from $7,090 SGDSave up to $21,980 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
4.01ct Marquise
$7,090 SGD