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Marquise|Natural|HRD

1.00ct D I1 Marquise Natural Diamond

ID • D/I1 • HRD 260000178362

Certificate HRD 260000178362

Diamond specifications and retailer prices

From $1,836 SGD
₹136,745 INR
As of November 1, 2026
Save $4,098 SGD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,933 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000178362. Listed at 10 retailers as of October 30, 2026, with prices from $1,836 to $5,933, a $4,098 spread on the same certified stone. NZ Jewellers lists it at $5,933. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000178362
Dimensions9.49 × 4.98 × 3.26 mm
L/W Ratio1.91
Top View
9.49 mm4.98 mm1.00 ctD / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000178362
Side View
Table 62.0%CrownGirdle: THIPavilionCulet: NoneDepth 65.5%

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: $5,933 SGD|Low: $1,824 SGD|High: $6,056 SGD|Avg: $2,753 SGD|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$1,836 SGD
Retailer 9$2,091 SGD
Retailer 7$2,245 SGD
Retailer 6$2,250 SGD
Retailer 4$2,433 SGD
Retailer 5$2,433 SGD
Retailer 10$2,598 SGD
Retailer 8$2,806 SGD
Retailer 3$2,985 SGD
NZ Jewellers$5,933 SGD

33 data points across 10 retailers

10 retailers$1,836 SGD to $5,933 SGD

A
Cheapest Retailer
-
$1,836 SGD
₹136,745 INR
A
Retailer 2
-
$2,091 SGD
$1,636 USD
View
A
Retailer 3
-
$2,245 SGD
$1,756 USD
View
Final sale: no returns
A
Retailer 4
-
$2,250 SGD
$1,760 USD
View
A
Retailer 5
-
$2,433 SGD
$1,903 USD
View
A
Retailer 6
-
$2,433 SGD
$1,903 USD
View
Retailer 7
-
$2,598 SGD
$2,032 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$2,806 SGD
$2,195 USD
View
A
Retailer 9
-
$2,985 SGD
€2,224 EUR
View
Most Expensive
B
NZ Jewellers
5f44aa2d-a61a-4cb9-9158-324ca884d05b · Oct 30
$5,933 SGD
$4,641 USD
View
9 more retailers have this diamond
Prices start from $1,836 SGDSave up to $4,098 SGD

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
1.00ct Marquise
$1,836 SGD