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Cushion|Lab Grown|IGI

1.55ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG674547147

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG674547147

Diamond specifications and retailer prices

From ₹21,355 INR
$225 USD
As of November 1, 2026
Save ₹92,404 INR (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹1,13,759 INR at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG674547147 or 674547147. Listed at 15 retailers as of November 1, 2026, with prices from ₹21,355 to ₹1,13,759, a ₹92,404 spread on the same certified stone. Reve Diamonds lists it at ₹1,13,759. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.55
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674547147
Dimensions6.81 × 6.48 × 4.48 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.81 mm6.48 mm1.55 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674547147
Side View
Table 62.0%Crown 36.1°Girdle: MED-STKPavilion 42°Culet: NoneDepth 69.1%

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 1
Current: ₹61,976 INR|Low: ₹21,355 INR|High: ₹1,12,219 INR|Avg: ₹57,671 INR|+12.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7₹21,355 INR
Retailer 9₹26,727 INR
Retailer 3₹30,363 INR
Retailer 2₹33,693 INR
Retailer 5₹38,766 INR
Retailer 4₹43,534 INR
Retailer 1₹61,976 INR
Retailer 10₹91,114 INR
Retailer 6₹92,063 INR
Retailer 8₹1,11,496 INR

39 data points across 10 retailers

15 retailers₹21,355 INR to ₹1,13,759 INR

A
Cheapest Retailer
-
₹21,355 INR
$225 USD
Final sale: no returns
A
Retailer 2
-
₹26,727 INR
HK$2,200 HKD
View
A
Retailer 3
-
₹30,363 INR
£252 GBP
View
B+
Retailer 4
-
₹33,693 INR
$355 USD
View
A
Retailer 5
-
₹38,766 INR
€389 EUR
View
A
Retailer 6
-
₹43,534 INR
£361 GBP
View
A
Retailer 7
-
₹47,075 INR
$496 USD
View
Retailer 8
-
₹61,976 INR
$653 USD
View
B+
Retailer 9
-
₹77,257 INR
SGD 1,100 SGD
View
B+
Retailer 10
-
₹81,328 INR
$857 USD
View
B+
Retailer 11
-
₹91,114 INR
$960 USD
View
B+
Retailer 12
-
₹92,063 INR
$970 USD
View
B
Retailer 13
-
₹1,02,503 INR
$1,080 USD
View
B
Retailer 14
-
₹1,11,496 INR
£925 GBP
View
Most Expensive
B
Reve Diamonds
EF5D41078 · Nov 1
₹1,13,759 INR
$1,199 USD
View
14 more retailers have this diamond
Prices start from ₹21,355 INRSave up to ₹92,404 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
1.55ct Cushion
₹21,355 INR