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Round|Natural|HRD

1.54ct I SI1 Round Natural Diamond

EX • I/SI1 • HRD 250000293738

Certificate HRD 250000293738

Diamond specifications and retailer prices

From $5,666 NZD
SGD 4,315 SGD
As of October 31, 2026
Save $6,719 NZD (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,901 NZD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct natural round 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 and certified by HRD 250000293738. Listed at 13 retailers as of October 31, 2026, with a 119% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.54
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41°
OriginNatural
Grading LabHRD
CertificateHRD 250000293738
Dimensions7.51 × 7.48 × 4.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
7.51 mm7.48 mm1.54 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 250000293738
Side View
Table 60.0%Crown 33.1°Girdle: MediumPavilion 41°Culet: NoneDepth 60.0%

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: Oct 31
Current: $7,622 NZD|Low: $5,666 NZD|High: $12,533 NZD|Avg: $8,051 NZD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$5,666 NZD
Retailer 3$6,020 NZD
Retailer 1$7,622 NZD
Retailer 2$8,343 NZD
Retailer 4$12,384 NZD

39 data points across 5 retailers

13 retailers$5,666 NZD to $12,384 NZD

A
Cheapest Retailer
-
$5,666 NZD
SGD 4,315 SGD
A
Retailer 2
-
$6,020 NZD
₹323,154 INR
View
A
Retailer 3
-
$6,874 NZD
$3,874 USD
View
Retailer 4
-
$7,404 NZD
$4,173 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$7,404 NZD
$4,173 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$7,404 NZD
$4,173 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$7,417 NZD
$4,180 USD
View
A
Retailer 8
-
$7,622 NZD
£3,383 GBP
View
A
Retailer 9
-
$7,667 NZD
$4,321 USD
View
A
Retailer 10
-
$8,343 NZD
€4,478 EUR
View
Retailer 11
-
$8,545 NZD
$4,816 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$12,384 NZD
£5,496 GBP
View
Most Expensive
NZ Jewellers
617fd6d0-dbbe-4a8f-9657-5cd04cfd56b7 · Oct 17
$12,901 NZD
$7,271 USD
View
Price last confirmed 16 days ago
12 more retailers have this diamond
Prices start from $5,666 NZDSave up to $6,719 NZD

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
1.54ct Round
$5,666 NZD