CaratHunter
Plans
Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG839684867

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839684867

Diamond specifications and retailer prices

From $1,807 SGD
£1,113 GBP
As of October 27, 2026
Save $6,378 SGD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,186 SGD at Riddles Jewelry · As of October 27, 2026
View at Riddles Jewelry

About this 1.83ct lab-grown cushion diamond

This 1.83ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839684867 or 839684867. Listed at 19 retailers as of October 27, 2026, with prices from $1,807 to $8,186, a $6,378 spread on the same certified stone. Riddles Jewelry lists it at $8,186. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839684867
Dimensions8.60 × 6.39 × 4.27 mm
L/W Ratio1.35
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
8.60 mm6.39 mm1.83 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839684867
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 66.8%

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 27
Current: $2,422 SGD|Low: $1,777 SGD|High: $8,186 SGD|Avg: $3,927 SGD|+0.5%
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
Riddles Jewelry
October 27, 2026
Retailer 12$1,807 SGD
Retailer 4$1,810 SGD
Retailer 16$1,815 SGD
Retailer 8$1,956 SGD
Retailer 7$2,160 SGD
Retailer 17$2,217 SGD
Retailer 13$2,295 SGD
Retailer 1$2,422 SGD
Retailer 9$2,726 SGD
Retailer 15$2,903 SGD
Retailer 5$3,901 SGD
Retailer 3$4,286 SGD
Retailer 18$4,403 SGD
Retailer 6$4,828 SGD
Retailer 2$5,095 SGD
Retailer 14$5,413 SGD
Retailer 11$5,569 SGD
Retailer 19$6,677 SGD
Retailer 10$7,682 SGD
Riddles Jewelry$8,186 SGD

22 data points across 20 retailers

19 retailers$1,807 SGD to $8,186 SGD

A
Cheapest Retailer
-
$1,807 SGD
£1,113 GBP
A
Retailer 2
-
$1,815 SGD
$1,420 USD
View
A
Retailer 3
-
$1,956 SGD
$1,530 USD
View
A
Retailer 4
-
$2,160 SGD
$1,690 USD
View
B+
Retailer 5
-
$2,217 SGD
$1,734 USD
View
A
Retailer 6
-
$2,295 SGD
£1,413 GBP
View
B+
Retailer 7
-
$2,422 SGD
€1,804 EUR
View
B+
Retailer 8
-
$2,726 SGD
$2,132 USD
View
Retailer 9
-
$2,903 SGD
ZAR 36,682 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$3,901 SGD
$3,052 USD
View
B
Retailer 11
-
$4,286 SGD
$3,353 USD
View
Retailer 12
-
$4,403 SGD
£2,712 GBP
View
Price last confirmed 7 days ago
B
Retailer 13
-
$4,828 SGD
CA$5,246 CAD
View
Retailer 14
-
$5,095 SGD
$3,985 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$5,413 SGD
£3,334 GBP
View
B
Retailer 16
-
$5,569 SGD
$4,356 USD
View
Retailer 17
-
$6,677 SGD
$5,223 USD
View
Price last confirmed 11 days ago
B
Retailer 18
-
$7,682 SGD
$6,009 USD
View
Most Expensive
B
Riddles Jewelry
1988600944 · Oct 27
$8,186 SGD
$6,403 USD
View
18 more retailers have this diamond
Prices start from $1,807 SGDSave up to $6,378 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
1.83ct Cushion
$1,807 SGD