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Marquise|Lab Grown|IGI

3.45ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG799696875

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799696875

Diamond specifications and retailer prices

From $6,534 SGD
$5,111 USD
As of October 31, 2026
Save $25,510 SGD (80%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $32,043 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.45ct lab-grown marquise diamond

This 3.45ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799696875 or 799696875. Listed at 28 retailers as of October 31, 2026, with prices from $6,534 to $32,043, a $25,510 spread on the same certified stone. Taylor and Hart lists it at $32,043. 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

3.45
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799696875
Dimensions15.24 × 7.93 × 5.02 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.24 mm7.93 mm3.45 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799696875
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.3%

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 31
Current: $21,444 SGD|Low: $6,534 SGD|High: $49,627 SGD|Avg: $15,996 SGD|+1.9%
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
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Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
Retailer 23
Taylor and Hart
October 29, 2026
Retailer 7$6,534 SGD
Retailer 11$7,063 SGD
Retailer 2$7,213 SGD
Retailer 9$7,546 SGD
Retailer 10$7,559 SGD
Retailer 4$8,367 SGD
Retailer 22$8,367 SGD
Retailer 19$8,761 SGD
Retailer 21$9,042 SGD
Retailer 5$10,964 SGD
Retailer 12$11,548 SGD
Retailer 6$13,170 SGD
Retailer 3$13,628 SGD
Retailer 18$14,502 SGD
Retailer 20$15,942 SGD
Retailer 17$18,562 SGD
Retailer 23$20,696 SGD
Retailer 1$21,444 SGD
Retailer 14$21,700 SGD
Retailer 16$23,187 SGD
Retailer 13$23,870 SGD
Retailer 15$24,153 SGD
Taylor and Hart$32,043 SGD
Retailer 8$49,627 SGD

35 data points across 24 retailers

28 retailers$6,534 SGD to $32,043 SGD

A
Cheapest Retailer
-
$6,534 SGD
$5,111 USD
A
Retailer 2
-
$7,063 SGD
$5,525 USD
View
A
Retailer 3
-
$7,213 SGD
$5,642 USD
View
A
Retailer 4
-
$7,546 SGD
CA$8,198 CAD
View
A
Retailer 5
-
$7,559 SGD
$5,913 USD
View
A
Retailer 6
-
$8,367 SGD
$6,545 USD
View
Retailer 7
-
$8,367 SGD
$6,545 USD
View
Price last confirmed 16 days ago
A
Retailer 8
-
$8,367 SGD
$6,545 USD
View
B+
Retailer 9
-
$8,761 SGD
$6,853 USD
View
Final sale: no returns
B+
Retailer 10
-
$9,042 SGD
$7,073 USD
View
B+
Retailer 11
-
$10,964 SGD
$8,576 USD
View
B+
Retailer 12
-
$11,548 SGD
£7,113 GBP
View
B+
Retailer 13
-
$13,170 SGD
£8,112 GBP
View
B
Retailer 14
-
$13,628 SGD
$10,660 USD
View
B+
Retailer 15
-
$14,502 SGD
€10,804 EUR
View
B+
Retailer 16
-
$15,942 SGD
$12,470 USD
View
B
Retailer 17
-
$17,225 SGD
$13,474 USD
View
B
Retailer 18
-
$18,562 SGD
£11,433 GBP
View
B
Retailer 19
-
$20,696 SGD
$16,189 USD
View
B
Retailer 20
-
$21,444 SGD
ZAR 270,989 ZAR
View
B
Retailer 21
-
$21,700 SGD
$16,974 USD
View
B
Retailer 22
-
$23,187 SGD
$18,138 USD
View
Retailer 23
-
$23,870 SGD
$18,671 USD
View
Price last confirmed 8 days ago
B
Retailer 24
-
$24,153 SGD
$18,893 USD
View
B
Retailer 25
-
$32,042 SGD
$25,064 USD
View
Most Expensive
B
Taylor and Hart
J9B9Q7H · Oct 31
$32,043 SGD
$25,065 USD
View
25 more retailers have this diamond
Prices start from $6,534 SGDSave up to $25,510 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
3.45ct Marquise
$6,534 SGD