CaratHunter
Plans
Cushion|Lab Grown|IGI

1.91ct D FL Cushion Lab Grown Diamond

EX • D/FL

Diamond specifications and retailer prices

From $1,209 SGD
$946 USD
As of October 30, 2026
Save $3,346 SGD (73%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $4,555 SGD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.91ct lab-grown cushion diamond

This 1.91ct 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. Listed at 2 retailers as of October 29, 2026, with prices from $1,209 to $4,555, a $3,346 spread on the same certified stone. Blue Nile lists it at $4,555. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.00 × 6.93 × 4.58 mm
L/W Ratio1.01
Top View
7.00 mm6.93 mm1.91 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.1%

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 30
Current: $4,555 SGD|Low: $1,209 SGD|High: $7,277 SGD|Avg: $4,335 SGD
Blue Nile
Retailer 2
Retailer 3
October 29, 2026
Retailer 2$1,209 SGD
Blue Nile$4,555 SGD
Retailer 3$7,277 SGD

3 data points across 3 retailers

2 retailers$1,209 SGD to $4,555 SGD

A
Cheapest Retailer
-
$1,209 SGD
$946 USD
Most Expensive
B
Blue Nile
30353523 · Oct 29
$4,555 SGD
$3,563 USD
View
1 more retailer has this diamond
Prices start from $1,209 SGDSave up to $3,346 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
1.91ct Cushion
$1,209 SGD