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1.55ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 668457801

Shape and cutting style on the report: Round brilliant

Certificate IGI 668457801

Diamond specifications and retailer prices

From ₹3,21,691 INR
$3,388 USD
As of October 30, 2026
Save ₹3,09,727 INR (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹6,31,418 INR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 668457801. Listed at 13 retailers as of October 30, 2026, with prices from ₹3,21,691 to ₹6,31,418, a ₹3,09,727 spread on the same certified stone. NZ Jewellers lists it at ₹6,31,418. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.4°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 668457801
Dimensions7.45 × 7.52 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.45 mm7.52 mm1.55 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 668457801
Side View
Table 58.0%Crown 33.4°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 59.9%

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: Oct 30
Current: ₹6,31,418 INR|Low: ₹3,06,594 INR|High: ₹6,31,418 INR|Avg: ₹4,07,972 INR
NZ Jewellers
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
October 30, 2026
Retailer 11₹3,13,810 INR
Retailer 13₹3,21,691 INR
Retailer 5₹3,23,874 INR
Retailer 12₹3,34,509 INR
Retailer 4₹3,62,424 INR
Retailer 15₹3,62,424 INR
Retailer 7₹3,76,318 INR
Retailer 14₹3,76,382 INR
Retailer 2₹3,93,191 INR
Retailer 10₹4,17,832 INR
Retailer 3₹4,18,160 INR
Retailer 8₹4,25,409 INR
Retailer 6₹4,31,278 INR
Retailer 9₹6,09,324 INR
NZ Jewellers₹6,31,418 INR

40 data points across 15 retailers

13 retailers₹3,21,691 INR to ₹6,31,418 INR

Retailer 1
-
₹3,13,810 INR
$3,305 USD
Price last confirmed 13 days ago
A
Retailer 2
-
₹3,21,691 INR
$3,388 USD
View
A
Retailer 3
-
₹3,34,509 INR
$3,523 USD
View
Final sale: no returns
A
Retailer 4
-
₹3,62,424 INR
$3,817 USD
View
A
Retailer 5
-
₹3,62,424 INR
$3,817 USD
View
A
Retailer 6
-
₹3,76,318 INR
$3,963 USD
View
A
Retailer 7
-
₹3,76,382 INR
$3,964 USD
View
A
Retailer 8
-
₹3,93,191 INR
£3,261 GBP
View
A
Retailer 9
-
₹4,17,832 INR
£3,465 GBP
View
B+
Retailer 10
-
₹4,18,160 INR
$4,404 USD
View
A
Retailer 11
-
₹4,25,409 INR
€4,267 EUR
View
B+
Retailer 12
-
₹6,09,324 INR
£5,053 GBP
View
Most Expensive
B
NZ Jewellers
e9cd51c0-6bd9-4603-b3f2-4a85b77b4a21 · Oct 30
₹6,31,418 INR
$6,650 USD
View
12 more retailers have this diamond
Prices start from ₹3,21,691 INRSave up to ₹3,09,727 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 Round
₹3,21,691 INR