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Marquise|Natural|HRD

1.51ct J SI1 Marquise Natural Diamond

EX • J/SI1 • HRD 260000038419

Certificate HRD 260000038419

Diamond specifications and retailer prices

From $3,018 USD
₹287,450 INR
As of November 2, 2026
Save $3,445 USD (53%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,463 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded J 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 HRD 260000038419. Listed at 12 retailers as of October 30, 2026, with prices from $3,018 to $6,463, a $3,445 spread on the same certified stone. NZ Jewellers lists it at $6,463. 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
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabHRD
CertificateHRD 260000038419
Dimensions11.12 × 5.96 × 3.83 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizeNone
Top View
11.12 mm5.96 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateHRD 260000038419
Side View
Table 62.0%CrownGirdle: MediumPavilionCulet: NoneDepth 64.3%

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 2
Current: $6,463 USD|Low: $3,018 USD|High: $6,646 USD|Avg: $4,234 USD|-2.8%
NZ Jewellers
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 2$3,018 USD
Retailer 10$3,365 USD
Retailer 3$3,424 USD
Retailer 8$3,709 USD
Retailer 12$3,709 USD
Retailer 9$3,852 USD
Retailer 6$3,892 USD
Retailer 11$3,900 USD
Retailer 4$4,280 USD
Retailer 5$4,342 USD
Retailer 7$6,204 USD
NZ Jewellers$6,463 USD

30 data points across 12 retailers

12 retailers$3,018 USD to $6,463 USD

A
Cheapest Retailer
-
$3,018 USD
₹287,450 INR
A
Retailer 2
-
$3,365 USD
View
A
Retailer 3
-
$3,424 USD
View
Final sale: no returns
A
Retailer 4
-
$3,709 USD
View
A
Retailer 5
-
$3,709 USD
View
B+
Retailer 6
-
$3,852 USD
View
B+
Retailer 7
-
$3,892 USD
£3,064 GBP
View
B+
Retailer 8
-
$3,900 USD
View
B+
Retailer 9
-
$4,280 USD
View
B+
Retailer 10
-
$4,342 USD
€4,135 EUR
View
B
Retailer 11
-
$6,204 USD
£4,885 GBP
View
Most Expensive
B
NZ Jewellers
dce1427b-e09b-41bc-8d01-af2946f9cb5f · Oct 30
$6,463 USD
View
11 more retailers have this diamond
Prices start from $3,018 USDSave up to $3,445 USD

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
$3,018 USD