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Marquise|Lab Grown|IGI

1.58ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG618454374

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG618454374

Diamond specifications and retailer prices

From $984 SGD
$768 USD
As of October 28, 2026
Save $3,577 SGD (78%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $4,562 SGD at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.58ct lab-grown marquise diamond

This 1.58ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG618454374 or 618454374. Listed at 30 retailers as of October 28, 2026, with prices from $984 to $4,562, a $3,577 spread on the same certified stone. With Clarity lists it at $4,562. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618454374
Dimensions12.05 × 6.07 × 3.84 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.05 mm6.07 mm1.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618454374
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,530 SGD|Low: $788 SGD|High: $4,562 SGD|Avg: $2,270 SGD|+1.4%
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
With Clarity
October 29, 2026
Retailer 10$788 SGD
Retailer 9$977 SGD
Retailer 17$984 SGD
Retailer 19$1,019 SGD
Retailer 22$1,116 SGD
Retailer 2$1,247 SGD
Retailer 15$1,382 SGD
Retailer 12$1,499 SGD
Retailer 1$1,530 SGD
Retailer 8$1,551 SGD
Retailer 16$1,679 SGD
Retailer 18$2,274 SGD
Retailer 11$2,317 SGD
Retailer 21$2,424 SGD
Retailer 14$2,852 SGD
Retailer 6$3,117 SGD
Retailer 5$3,156 SGD
Retailer 3$3,226 SGD
Retailer 13$3,249 SGD
Retailer 4$3,272 SGD
Retailer 7$4,076 SGD
Retailer 20$4,263 SGD
With Clarity$4,562 SGD

32 data points across 23 retailers

30 retailers$984 SGD to $4,562 SGD

Retailer 1
-
$788 SGD
$615 USD
Price last confirmed 21 days ago
Retailer 2
-
$816 SGD
$637 USD
View
Price last confirmed 30 days ago
Retailer 3
-
$888 SGD
$693 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$934 SGD
$729 USD
View
Price last confirmed 31 days ago
Retailer 5
-
$977 SGD
$762 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$977 SGD
$762 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$984 SGD
$768 USD
View
Final sale: no returns
A
Retailer 8
-
$1,019 SGD
$795 USD
View
A
Retailer 9
-
$1,116 SGD
HK$6,800 HKD
View
A
Retailer 10
-
$1,247 SGD
$973 USD
View
A
Retailer 11
-
$1,382 SGD
$1,078 USD
View
A
Retailer 12
-
$1,499 SGD
€1,114 EUR
View
A
Retailer 13
-
$1,530 SGD
£940 GBP
View
A
Retailer 14
-
$1,551 SGD
$1,210 USD
View
A
Retailer 15
-
$1,679 SGD
ZAR 21,160 ZAR
View
Retailer 16
-
$2,274 SGD
A$2,729 AUD
View
Price last confirmed 8 days ago
A
Retailer 17
-
$2,317 SGD
$1,808 USD
View
B+
Retailer 18
-
$2,424 SGD
$1,891 USD
View
Retailer 19
-
$2,569 SGD
$2,004 USD
View
Price last confirmed 19 days ago
B+
Retailer 20
-
$2,569 SGD
$2,004 USD
View
Retailer 21
-
$2,663 SGD
$2,078 USD
View
Price last confirmed 29 days ago
B+
Retailer 22
-
$2,852 SGD
£1,752 GBP
View
B+
Retailer 23
-
$3,117 SGD
$2,432 USD
View
B+
Retailer 24
-
$3,156 SGD
$2,463 USD
View
B+
Retailer 25
-
$3,226 SGD
$2,517 USD
View
B+
Retailer 26
-
$3,249 SGD
View
Retailer 27
-
$3,272 SGD
A$3,927 AUD
View
Price last confirmed 21 days ago
B+
Retailer 28
-
$4,076 SGD
$3,180 USD
View
B
Retailer 29
-
$4,263 SGD
£2,619 GBP
View
Most Expensive
B
With Clarity
618454374 · Oct 30
$4,562 SGD
$3,559 USD
View
29 more retailers have this diamond
Prices start from $984 SGDSave up to $3,577 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
1.58ct Marquise
$984 SGD