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Marquise|Lab Grown|IGI

1.55ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG809685581

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809685581

Diamond specifications and retailer prices

From $345 SGD
As of November 6, 2026
Save $1,642 SGD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,986 SGD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG809685581 or 809685581. Listed at 19 retailers as of November 6, 2026, with prices from $345 to $1,986, a $1,642 spread on the same certified stone. Brilliant Earth lists it at $1,986. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.9°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809685581
Dimensions11.60 × 6.09 × 3.68 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm6.09 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG809685581
Side View
Table 62.0%Crown 37.9°Girdle: MED-STKPavilion 37.2°Culet: NoneDepth 58.6%

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: Nov 6
Current: $1,986 SGD|Low: $341 SGD|High: $2,166 SGD|Avg: $1,003 SGD|-8.3%
Brilliant Earth
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
November 6, 2026
Retailer 14$345 SGD
Retailer 4$515 SGD
Retailer 7$623 SGD
Retailer 2$648 SGD
Retailer 9$713 SGD
Retailer 11$720 SGD
Retailer 12$802 SGD
Retailer 8$951 SGD
Retailer 6$1,288 SGD
Retailer 3$1,297 SGD
Retailer 10$1,360 SGD
Retailer 5$1,535 SGD
Retailer 13$1,697 SGD
Brilliant Earth$1,986 SGD

34 data points across 14 retailers

19 retailers$345 SGD to $1,986 SGD

Retailer 1
-
$306 SGD
Price last confirmed 30 days ago
A
Retailer 2
-
$345 SGD
View
Final sale: no returns
Retailer 3
-
$355 SGD
View
Price last confirmed 23 days ago
Retailer 4
-
$379 SGD
View
Price last confirmed 35 days ago
B+
Retailer 5
-
$515 SGD
View
A
Retailer 6
-
$623 SGD
View
A
Retailer 7
-
$648 SGD
View
Retailer 8
-
$698 SGD
View
Price last confirmed 22 days ago
A
Retailer 9
-
$713 SGD
View
Retailer 10
-
$720 SGD
View
Price last confirmed 11 days ago
Retailer 11
-
$802 SGD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
$951 SGD
View
Retailer 13
-
$1,219 SGD
View
Price last confirmed 38 days ago
Retailer 14
-
$1,288 SGD
View
Price last confirmed 31 days ago
Retailer 15
-
$1,297 SGD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
$1,360 SGD
View
Retailer 17
-
$1,535 SGD
View
Price last confirmed 13 days ago
Retailer 18
-
$1,697 SGD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
20682304A · Nov 6
$1,986 SGD
$1,550 USD
View
18 more retailers have this diamond
Prices start from $345 SGDSave up to $1,642 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
1.55ct Marquise
$345 SGD