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Marquise|Natural|GIA

1.51ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 1558832149

Certificate GIA 1558832149

Diamond specifications and retailer prices

From ₹5,95,158 INR
SGD 8,474 SGD
As of November 1, 2026
Save ₹3,81,941 INR (39%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹9,77,098 INR at Helzberg Diamonds · As of November 2, 2026
View at Helzberg Diamonds

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558832149. Listed at 12 retailers as of November 1, 2026, with prices from ₹5,95,158 to ₹9,77,098, a ₹3,81,941 spread on the same certified stone. Helzberg Diamonds lists it at ₹9,77,098. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.29°
Pavilion angle40.19°
OriginNatural
Grading LabGIA
CertificateGIA 1558832149
Dimensions11.14 × 5.89 × 3.80 mm
L/W Ratio1.89
Culet sizeNone
Top View
11.14 mm5.89 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1558832149
Side View
Table 60.0%Crown 39.29°Girdle: STK-VTKPavilion 40.19°Culet: NoneDepth 64.4%

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: Nov 1
Current: ₹9,77,098 INR|Low: ₹5,95,158 INR|High: ₹10,20,567 INR|Avg: ₹7,40,074 INR|-4.3%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9₹5,95,158 INR
Retailer 2₹5,95,370 INR
Retailer 10₹6,19,599 INR
Retailer 11₹6,29,846 INR
Retailer 8₹6,38,460 INR
Retailer 6₹6,56,805 INR
Retailer 4₹7,44,480 INR
Retailer 12₹7,49,694 INR
Retailer 3₹7,55,804 INR
Retailer 5₹7,58,378 INR
Retailer 7₹8,43,750 INR
Helzberg Diamonds₹9,77,098 INR

31 data points across 12 retailers

12 retailers₹5,95,158 INR to ₹9,77,098 INR

A
Cheapest Retailer
-
₹5,95,158 INR
SGD 8,474 SGD
A
Retailer 2
-
₹5,95,370 INR
$6,273 USD
View
A
Retailer 3
-
₹6,19,599 INR
SGD 8,822 SGD
View
A
Retailer 4
-
₹6,29,846 INR
$6,636 USD
View
A
Retailer 5
-
₹6,38,460 INR
$6,727 USD
View
A
Retailer 6
-
₹6,56,805 INR
£5,449 GBP
View
B+
Retailer 7
-
₹7,44,480 INR
$7,844 USD
View
B+
Retailer 8
-
₹7,49,694 INR
$7,899 USD
View
B+
Retailer 9
-
₹7,55,804 INR
$7,963 USD
View
B+
Retailer 10
-
₹7,58,378 INR
€7,610 EUR
View
B+
Retailer 11
-
₹8,43,750 INR
$8,890 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHLLOOJIHKP · Nov 2
₹9,77,098 INR
$10,295 USD
View
11 more retailers have this diamond
Prices start from ₹5,95,158 INRSave up to ₹3,81,941 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
1.51ct Marquise
₹5,95,158 INR