CaratHunter
Plans
Marquise|Natural|GIA

1.51ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 7566682513

Certificate GIA 7566682513

Diamond specifications and retailer prices

From ₹6,15,034 INR
SGD 8,757 SGD
As of November 1, 2026
Save ₹3,77,535 INR (38%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹9,92,569 INR at Helzberg Diamonds · As of November 1, 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 I 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 7566682513. Listed at 14 retailers as of November 1, 2026, with prices from ₹6,15,034 to ₹9,92,569, a ₹3,77,535 spread on the same certified stone. Helzberg Diamonds lists it at ₹9,92,569. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.21°
Pavilion angle38.5°
OriginNatural
Grading LabGIA
CertificateGIA 7566682513
Dimensions11.51 × 6.08 × 3.55 mm
L/W Ratio1.89
Culet sizeNone
Top View
11.51 mm6.08 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7566682513
Side View
Table 61.0%Crown 34.21°Girdle: MED-THKPavilion 38.5°Culet: NDepth 58.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: ₹9,92,569 INR|Low: ₹6,15,034 INR|High: ₹9,92,569 INR|Avg: ₹7,44,073 INR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 11₹6,15,034 INR
Retailer 5₹6,37,985 INR
Retailer 10₹6,42,066 INR
Retailer 8₹6,50,816 INR
Retailer 9₹6,59,719 INR
Retailer 6₹6,78,531 INR
Retailer 3₹6,86,199 INR
Retailer 4₹7,67,845 INR
Retailer 12₹7,73,611 INR
Retailer 13₹7,78,340 INR
Retailer 2₹7,83,392 INR
Retailer 7₹8,71,843 INR
Helzberg Diamonds₹9,92,569 INR

12 data points across 13 retailers

14 retailers₹6,15,034 INR to ₹9,92,569 INR

A
Cheapest Retailer
-
₹6,15,034 INR
SGD 8,757 SGD
B+
Retailer 2
-
₹6,37,985 INR
$6,722 USD
View
B+
Retailer 3
-
₹6,40,248 INR
SGD 9,116 SGD
View
B+
Retailer 4
-
₹6,42,066 INR
$6,765 USD
View
B+
Retailer 5
-
₹6,50,816 INR
$6,857 USD
View
B+
Retailer 6
-
₹6,59,719 INR
$6,951 USD
View
B+
Retailer 7
-
₹6,78,531 INR
£5,629 GBP
View
B+
Retailer 8
-
₹6,86,199 INR
$7,230 USD
View
B+
Retailer 9
-
₹7,67,845 INR
$8,090 USD
View
B+
Retailer 10
-
₹7,73,611 INR
$8,151 USD
View
B+
Retailer 11
-
₹7,78,340 INR
$8,201 USD
View
B+
Retailer 12
-
₹7,83,392 INR
€7,861 EUR
View
B
Retailer 13
-
₹8,71,843 INR
$9,186 USD
View
Most Expensive
B
Helzberg Diamonds
XZRNLMMMOILHJ · Nov 1
₹9,92,569 INR
$10,458 USD
View
13 more retailers have this diamond
Prices start from ₹6,15,034 INRSave up to ₹3,77,535 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
₹6,15,034 INR