Round|Natural|GIA

1.51ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6555735876

Certificate GIA 6555735876

Diamond specifications and retailer prices

From ₹5,83,373 INR
HK$48,000 HKD
As of November 1, 2026
Save ₹7,42,414 INR (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: ₹13,25,787 INR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555735876. Listed at 20 retailers as of October 30, 2026, with prices from ₹5,83,373 to ₹13,25,787, a ₹7,42,414 spread on the same certified stone. NZ Jewellers lists it at ₹13,25,787. 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

1.51
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555735876
Dimensions7.25 × 7.29 × 4.55 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.25 mm7.29 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555735876
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: ₹13,25,787 INR|Low: ₹5,78,511 INR|High: ₹13,25,787 INR|Avg: ₹8,12,718 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 16₹5,83,373 INR
Retailer 7₹6,26,290 INR
Retailer 9₹6,62,751 INR
Retailer 5₹6,62,941 INR
Retailer 18₹6,63,226 INR
Retailer 3₹7,18,107 INR
Retailer 8₹7,29,216 INR
Retailer 13₹7,43,163 INR
Retailer 17₹7,60,168 INR
Retailer 12₹7,89,006 INR
Retailer 4₹7,91,883 INR
Retailer 10₹7,91,883 INR
Retailer 19₹8,18,469 INR
Retailer 6₹8,28,629 INR
Retailer 11₹8,73,160 INR
Retailer 2₹8,78,388 INR
Retailer 15₹9,73,833 INR
Retailer 14₹11,04,693 INR
NZ Jewellers₹13,25,787 INR

35 data points across 19 retailers

20 retailers₹5,83,373 INR to ₹13,25,787 INR

B+
Cheapest Retailer
-
₹5,83,373 INR
HK$48,000 HKD
B+
Retailer 2
-
₹5,95,569 INR
A$9,650 AUD
View
B+
Retailer 3
-
₹6,26,290 INR
$6,596 USD
View
B+
Retailer 4
-
₹6,62,751 INR
$6,980 USD
View
Final sale: no returns
B+
Retailer 5
-
₹6,62,941 INR
$6,982 USD
View
B+
Retailer 6
-
₹6,63,226 INR
$6,985 USD
View
B
Retailer 7
-
₹7,18,107 INR
$7,563 USD
View
B+
Retailer 8
-
₹7,29,216 INR
$7,680 USD
View
B+
Retailer 9
-
₹7,43,163 INR
£6,163 GBP
View
Retailer 10
-
₹7,60,168 INR
A$12,317 AUD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
₹7,89,006 INR
€7,914 EUR
View
B
Retailer 12
-
₹7,91,883 INR
$8,340 USD
View
B
Retailer 13
-
₹7,91,883 INR
$8,340 USD
View
B
Retailer 14
-
₹8,18,469 INR
$8,620 USD
View
B
Retailer 15
-
₹8,28,629 INR
$8,727 USD
View
Retailer 16
-
₹8,73,160 INR
$9,196 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
₹8,78,388 INR
£7,284 GBP
View
B
Retailer 18
-
₹9,73,833 INR
ZAR 165,691 ZAR
View
B
Retailer 19
-
₹11,04,693 INR
£9,161 GBP
View
Most Expensive
B
NZ Jewellers
709b4404-daec-4c0b-b654-fb474c7a1d60 · Oct 30
₹13,25,787 INR
$13,963 USD
View
19 more retailers have this diamond
Prices start from ₹5,83,373 INRSave up to ₹7,42,414 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.

B+
1.51ct Round
₹5,83,373 INR