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1.51ct D SI2 Round Natural Diamond

VG • D/SI2 • GIA 6312930159

Shape and cutting style on the report: Round brilliant

Certificate GIA 6312930159

Diamond specifications and retailer prices

From ₹7,64,822 INR
$8,055 USD
As of October 25, 2026
Save ₹8,73,061 INR (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹16,37,883 INR at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6312930159. Listed at 15 retailers as of October 25, 2026, with prices from ₹7,64,822 to ₹16,37,883, a ₹8,73,061 spread on the same certified stone. Diamond Quarter lists it at ₹16,37,883. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
D
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6312930159
Dimensions7.25 × 7.13 × 4.54 mm
L/W Ratio1.02
Star length50%
Lower girdle80%
Top View
7.25 mm7.13 mm1.51 ctD / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6312930159
Side View
Table 58.0%Crown 37.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 63.7%

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: Oct 25
Current: ₹10,72,944 INR|Low: ₹7,55,327 INR|High: ₹10,72,944 INR|Avg: ₹9,18,191 INR|+4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 9₹7,55,327 INR
Retailer 5₹7,64,822 INR
Retailer 7₹7,95,681 INR
Retailer 3₹8,81,026 INR
Retailer 8₹9,01,360 INR
Retailer 6₹9,21,078 INR
Retailer 4₹9,42,800 INR
Retailer 2₹10,11,218 INR
Retailer 11₹10,11,218 INR
Retailer 10₹10,45,400 INR
Retailer 1₹10,72,944 INR

39 data points across 11 retailers

15 retailers₹7,64,822 INR to ₹16,37,883 INR

B+
Cheapest Retailer
-
₹7,64,822 INR
$8,055 USD
B+
Retailer 2
-
₹7,95,681 INR
$8,380 USD
View
B+
Retailer 3
-
₹8,11,253 INR
$8,544 USD
View
B+
Retailer 4
-
₹8,16,000 INR
$8,594 USD
View
B+
Retailer 5
-
₹8,61,961 INR
CA$12,608 CAD
View
B+
Retailer 6
-
₹8,81,026 INR
$9,279 USD
View
B+
Retailer 7
-
₹9,01,360 INR
$9,493 USD
View
B+
Retailer 8
-
₹9,21,078 INR
SGD 13,109 SGD
View
B+
Retailer 9
-
₹9,42,800 INR
£7,818 GBP
View
B
Retailer 10
-
₹10,11,218 INR
$10,650 USD
View
B
Retailer 11
-
₹10,11,218 INR
$10,650 USD
View
B
Retailer 12
-
₹10,33,246 INR
$10,882 USD
View
B
Retailer 13
-
₹10,45,400 INR
$11,010 USD
View
B
Retailer 14
-
₹10,72,944 INR
€10,762 EUR
View
Most Expensive
B
Diamond Quarter
1.51SI2D6359E8AAN · Oct 29
₹16,37,883 INR
£13,583 GBP
View
14 more retailers have this diamond
Prices start from ₹7,64,822 INRSave up to ₹8,73,061 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
₹7,64,822 INR