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Cushion|Lab Grown|IGI

1.83ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG770669255

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG770669255

Diamond specifications and retailer prices

From ₹77,574 INR
$817 USD
As of October 30, 2026
Save ₹1,06,439 INR (58%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹3,20,931 INR at Rare Carat · As of October 21, 2026
View at Rare Carat

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770669255 or 770669255. Listed at 12 retailers as of October 30, 2026, with a 137% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770669255
Dimensions8.60 × 6.37 × 4.33 mm
L/W Ratio1.35
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
8.60 mm6.37 mm1.83 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770669255
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
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 30
Current: ₹3,20,931 INR|Low: ₹77,574 INR|High: ₹3,39,921 INR|Avg: ₹1,70,755 INR|-5.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 11₹77,574 INR
Retailer 2₹78,163 INR
Retailer 4₹80,279 INR
Retailer 9₹80,328 INR
Retailer 5₹84,476 INR
Retailer 10₹1,39,292 INR
Retailer 8₹1,61,229 INR
Retailer 6₹1,80,759 INR
Retailer 7₹1,84,013 INR
Retailer 3₹3,00,749 INR
Rare Carat₹3,20,931 INR

44 data points across 11 retailers

12 retailers₹77,574 INR to ₹1,84,013 INR

A
Cheapest Retailer
-
₹77,574 INR
$817 USD
A
Retailer 2
-
₹78,163 INR
€784 EUR
View
A
Retailer 3
-
₹80,279 INR
£666 GBP
View
A
Retailer 4
-
₹80,328 INR
$846 USD
View
A
Retailer 5
-
₹84,476 INR
ZAR 14,373 ZAR
View
A
Retailer 6
-
₹1,39,292 INR
$1,467 USD
View
B+
Retailer 7
-
₹1,61,229 INR
$1,698 USD
View
B+
Retailer 8
-
₹1,71,385 INR
$1,805 USD
View
B+
Retailer 9
-
₹1,80,759 INR
£1,499 GBP
View
B+
Retailer 10
-
₹1,84,013 INR
$1,938 USD
View
Retailer 11
-
₹3,00,749 INR
A$4,873 AUD
View
Price last confirmed 23 days ago
Most Expensive
Rare Carat
LB448 · Oct 21
₹3,20,931 INR
$3,380 USD
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from ₹77,574 INRSave up to ₹1,06,439 INR

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
₹77,574 INR