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Oval|Natural|GIA

1.51ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 1548486476

Certificate GIA 1548486476

Diamond specifications and retailer prices

From ₹4,47,051 INR
As of November 1, 2026
Save ₹1,20,465 INR (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: ₹5,67,516 INR at Blue Nile · As of October 31, 2026
View at Blue Nile

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1548486476. Listed at 7 retailers as of October 31, 2026, with prices from ₹4,47,051 to ₹5,67,516, a ₹1,20,465 spread on the same certified stone. Blue Nile lists it at ₹5,67,516. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1548486476
Dimensions9.07 × 6.46 × 4.09 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
9.07 mm6.46 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1548486476
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.4%

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: ₹5,67,516 INR|Low: ₹4,36,960 INR|High: ₹6,27,714 INR|Avg: ₹5,01,216 INR|-9.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 2₹4,47,051 INR
Retailer 4₹4,58,134 INR
Retailer 7₹4,80,922 INR
Retailer 6₹4,96,873 INR
Retailer 3₹5,09,350 INR
Retailer 5₹5,15,449 INR
Blue Nile₹5,67,516 INR

39 data points across 7 retailers

7 retailers₹4,47,051 INR to ₹5,67,516 INR

A
Cheapest Retailer
-
₹4,47,051 INR
A
Retailer 2
-
₹4,58,134 INR
$4,825 USD
View
A
Retailer 3
-
₹4,80,922 INR
$5,065 USD
View
A
Retailer 4
-
₹4,96,873 INR
$5,233 USD
View
Final sale: no returns
A
Retailer 5
-
₹5,09,350 INR
£4,224 GBP
View
B+
Retailer 6
-
₹5,15,449 INR
SGD 7,336 SGD
View
Most Expensive
B+
Blue Nile
27966075 · Oct 31
₹5,67,516 INR
$5,977 USD
View
6 more retailers have this diamond
Prices start from ₹4,47,051 INRSave up to ₹1,20,465 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
₹4,47,051 INR