CaratHunter
Plans
Marquise|Lab Grown|IGI

0.81ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG816662571

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816662571

Diamond specifications and retailer prices

From $250 SGD
As of November 4, 2026
Save $2,217 SGD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,467 SGD at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 0.81ct lab-grown marquise diamond

This 0.81ct lab-grown marquise sits in the just-under-one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG816662571 or 816662571. Listed at 23 retailers as of November 4, 2026, with prices from $250 to $2,467, a $2,217 spread on the same certified stone. Diamond Exchange Canada lists it at $2,467. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.81
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816662571
Dimensions9.22 × 4.81 × 3.11 mm
L/W Ratio1.92
Girdle conditionFaceted
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
9.22 mm4.81 mm0.81 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816662571
Side View
Table 54.0%Crown 33.1°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 64.7%

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: Nov 4
Current: $2,467 SGD|Low: $250 SGD|High: $3,854 SGD|Avg: $1,173 SGD
Diamond Exchange Canada
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
Retailer 23
Retailer 24
November 5, 2026
Retailer 18$250 SGD
Retailer 11$281 SGD
Retailer 21$291 SGD
Retailer 3$312 SGD
Retailer 2$446 SGD
Retailer 23$517 SGD
Retailer 10$607 SGD
Retailer 5$626 SGD
Retailer 12$701 SGD
Retailer 9$756 SGD
Retailer 4$862 SGD
Retailer 17$1,051 SGD
Retailer 7$1,073 SGD
Retailer 19$1,104 SGD
Retailer 16$1,252 SGD
Retailer 15$1,317 SGD
Retailer 24$1,323 SGD
Retailer 6$1,382 SGD
Retailer 14$1,396 SGD
Retailer 20$1,510 SGD
Retailer 8$1,689 SGD
Retailer 13$1,763 SGD
Retailer 22$1,763 SGD
Diamond Exchange Canada$2,467 SGD

29 data points across 24 retailers

23 retailers$250 SGD to $2,467 SGD

A
Cheapest Retailer
-
$250 SGD
A
Retailer 2
-
$281 SGD
View
Final sale: no returns
A
Retailer 3
-
$291 SGD
View
A
Retailer 4
-
$312 SGD
View
A
Retailer 5
-
$446 SGD
View
A
Retailer 6
-
$517 SGD
View
A
Retailer 7
-
$607 SGD
View
A
Retailer 8
-
$626 SGD
View
A
Retailer 9
-
$701 SGD
View
B+
Retailer 10
-
$756 SGD
View
B+
Retailer 11
-
$862 SGD
View
B+
Retailer 12
-
$1,051 SGD
View
B+
Retailer 13
-
$1,073 SGD
View
B+
Retailer 14
-
$1,104 SGD
View
B
Retailer 15
-
$1,252 SGD
View
B+
Retailer 16
-
$1,323 SGD
View
B
Retailer 17
-
$1,382 SGD
View
Retailer 18
-
$1,396 SGD
View
Price last confirmed 12 days ago
B
Retailer 19
-
$1,510 SGD
View
B
Retailer 20
-
$1,689 SGD
View
B
Retailer 21
-
$1,763 SGD
View
B
Retailer 22
-
$1,763 SGD
View
Most Expensive
B
Diamond Exchange Canada
1995491236 · Nov 5
$2,467 SGD
CA$2,682 CAD
View
22 more retailers have this diamond
Prices start from $250 SGDSave up to $2,217 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
0.81ct Marquise
$250 SGD