Round|Natural|HRD

1.54ct I SI1 Round Natural Diamond

EX • I/SI1 • HRD 250000293738

Certificate HRD 250000293738

Diamond specifications and retailer prices

From $3,193 USD
SGD 4,315 SGD
As of October 29, 2026
Save $3,824 USD (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,271 USD 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 29, 2026, with a 120% 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
Color
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 29
Current: $3,408 USD|Low: $3,193 USD|High: $7,064 USD|Avg: $4,449 USD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 5$3,193 USD
Retailer 1$3,408 USD
Retailer 6$3,874 USD
Retailer 4$4,270 USD
Retailer 3$4,716 USD
Retailer 2$7,017 USD

40 data points across 6 retailers

13 retailers$3,193 USD to $7,017 USD

A
Cheapest Retailer
-
$3,193 USD
SGD 4,315 SGD
A
Retailer 2
-
$3,408 USD
₹324,596 INR
View
A
Retailer 3
-
$3,874 USD
View
A
Retailer 4
-
$4,173 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$4,173 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$4,173 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$4,180 USD
View
A
Retailer 8
-
$4,270 USD
£3,362 GBP
View
A
Retailer 9
-
$4,321 USD
View
A
Retailer 10
-
$4,716 USD
€4,491 EUR
View
A
Retailer 11
-
$4,816 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$7,017 USD
£5,525 GBP
View
Most Expensive
B
NZ Jewellers
617fd6d0-dbbe-4a8f-9657-5cd04cfd56b7 · Oct 17
$7,271 USD
View
Price last confirmed 11 days ago
12 more retailers have this diamond
Prices start from $3,193 USDSave up to $3,824 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
1.54ct Round
$3,193 USD