CaratHunter
Plans
Oval|Natural|GIA

1.51ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 2557187780

Certificate GIA 2557187780

Diamond specifications and retailer prices

From ₹3,65,823 INR
HK$30,100 HKD
As of November 1, 2026
Save ₹4,81,700 INR (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: ₹8,47,524 INR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557187780. Listed at 11 retailers as of October 30, 2026, with prices from ₹3,65,823 to ₹8,47,524, a ₹4,81,700 spread on the same certified stone. NZ Jewellers lists it at ₹8,47,524. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557187780
Dimensions8.84 × 6.32 × 4.10 mm
L/W Ratio1.40
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
8.84 mm6.32 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557187780
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.8%

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: ₹8,47,524 INR|Low: ₹3,65,823 INR|High: ₹9,04,874 INR|Avg: ₹5,49,864 INR|-6.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4₹3,65,823 INR
Retailer 6₹4,18,005 INR
Retailer 8₹4,46,075 INR
Retailer 9₹4,61,742 INR
Retailer 11₹4,73,151 INR
Retailer 3₹4,75,605 INR
Retailer 7₹4,98,108 INR
Retailer 10₹5,06,748 INR
Retailer 2₹5,65,085 INR
Retailer 5₹8,07,085 INR
NZ Jewellers₹8,47,524 INR

42 data points across 11 retailers

11 retailers₹3,65,823 INR to ₹8,47,524 INR

A
Cheapest Retailer
-
₹3,65,823 INR
HK$30,100 HKD
A
Retailer 2
-
₹4,18,005 INR
€4,193 EUR
View
A
Retailer 3
-
₹4,46,075 INR
$4,698 USD
View
A
Retailer 4
-
₹4,61,742 INR
$4,863 USD
View
A
Retailer 5
-
₹4,73,151 INR
SGD 6,734 SGD
View
Price last confirmed 7 days ago
A
Retailer 6
-
₹4,75,605 INR
$5,009 USD
View
Final sale: no returns
A
Retailer 7
-
₹4,98,108 INR
$5,246 USD
View
B+
Retailer 8
-
₹5,06,748 INR
$5,337 USD
View
B+
Retailer 9
-
₹5,65,085 INR
€5,668 EUR
View
B
Retailer 10
-
₹8,07,085 INR
£6,693 GBP
View
Most Expensive
B
NZ Jewellers
5b2d960c-fe95-4daa-a8f4-fc95cf67fffe · Oct 30
₹8,47,524 INR
$8,926 USD
View
10 more retailers have this diamond
Prices start from ₹3,65,823 INRSave up to ₹4,81,700 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
₹3,65,823 INR