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Oval|Natural|GIA

1.51ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 6431020211

Certificate GIA 6431020211

Diamond specifications and retailer prices

From ₹3,85,813 INR
As of October 31, 2026
Save ₹5,92,804 INR (61%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: ₹9,78,617 INR at Adiamor · As of November 1, 2026
View at Adiamor

About this 1.51ct natural oval diamond

This 1.51ct natural oval 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 6431020211. Listed at 18 retailers as of October 31, 2026, with prices from ₹3,85,813 to ₹9,78,617, a ₹5,92,804 spread on the same certified stone. Adiamor lists it at ₹9,78,617. 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
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6431020211
Dimensions8.37 × 6.31 × 4.09 mm
L/W Ratio1.33
Top View
8.37 mm6.31 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6431020211
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.8%

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: Oct 31
Current: ₹8,46,402 INR|Low: ₹3,68,441 INR|High: ₹8,56,527 INR|Avg: ₹5,25,951 INR|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 5₹3,85,813 INR
Retailer 6₹3,86,322 INR
Retailer 10₹4,46,741 INR
Retailer 9₹4,63,446 INR
Retailer 7₹4,66,483 INR
Retailer 8₹4,90,400 INR
Retailer 4₹5,18,447 INR
Retailer 2₹5,31,401 INR
Retailer 3₹6,01,222 INR
Retailer 1₹8,46,402 INR

37 data points across 10 retailers

18 retailers₹3,85,813 INR to ₹9,78,617 INR

A
Cheapest Retailer
-
₹3,85,813 INR
A
Retailer 2
-
₹3,86,322 INR
HK$31,800 HKD
View
A
Retailer 3
-
₹4,46,741 INR
$4,707 USD
View
A
Retailer 4
-
₹4,53,765 INR
$4,781 USD
View
A
Retailer 5
-
₹4,63,446 INR
$4,883 USD
View
Retailer 6
-
₹4,66,483 INR
$4,915 USD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
₹4,90,400 INR
$5,167 USD
View
Final sale: no returns
B+
Retailer 8
-
₹4,90,791 INR
SGD 6,988 SGD
View
B+
Retailer 9
-
₹5,18,447 INR
£4,301 GBP
View
B+
Retailer 10
-
₹5,31,401 INR
$5,599 USD
View
B+
Retailer 11
-
₹5,31,401 INR
$5,599 USD
View
B+
Retailer 12
-
₹5,31,401 INR
$5,599 USD
View
B+
Retailer 13
-
₹5,46,049 INR
$5,753 USD
View
B+
Retailer 14
-
₹6,01,222 INR
€6,033 EUR
View
B+
Retailer 15
-
₹6,13,119 INR
$6,460 USD
View
B
Retailer 16
-
₹8,46,402 INR
£7,022 GBP
View
B
Retailer 17
-
₹8,88,737 INR
$9,364 USD
View
Most Expensive
B
Adiamor
D-64716253 · Nov 1
₹9,78,617 INR
$10,311 USD
View
17 more retailers have this diamond
Prices start from ₹3,85,813 INRSave up to ₹5,92,804 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 Oval
₹3,85,813 INR