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Round|Natural|GIA

1.54ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7518908709

Certificate GIA 7518908709

Diamond specifications and retailer prices

From $4,736 USD
HK$37,000 HKD
As of October 29, 2026
Save $6,040 USD (56%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,776 USD at NZ Jewellers · As of October 27, 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 GIA 7518908709. Listed at 17 retailers as of October 27, 2026, with prices from $4,736 to $10,776, a $6,040 spread on the same certified stone. NZ Jewellers lists it at $10,776. 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 angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7518908709
Dimensions7.36 × 7.31 × 4.54 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
7.36 mm7.31 mm1.54 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7518908709
Side View
Table 60.0%Crown 35°Girdle: STK-STKPavilion 41°Culet: NoneDepth 61.9%

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: $10,776 USD|Low: $4,736 USD|High: $10,776 USD|Avg: $6,842 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 15$4,736 USD
Retailer 8$4,900 USD
Retailer 6$5,947 USD
Retailer 13$5,985 USD
Retailer 2$6,120 USD
Retailer 7$6,346 USD
Retailer 3$6,443 USD
Retailer 12$6,443 USD
Retailer 14$6,443 USD
Retailer 4$6,601 USD
Retailer 9$7,002 USD
Retailer 10$7,434 USD
Retailer 11$7,846 USD
Retailer 5$9,505 USD
NZ Jewellers$10,776 USD

34 data points across 15 retailers

17 retailers$4,736 USD to $10,776 USD

A
Cheapest Retailer
-
$4,736 USD
HK$37,000 HKD
A
Retailer 2
-
$4,900 USD
₹466,624 INR
View
A
Retailer 3
-
$5,509 USD
SGD 7,444 SGD
View
Price last confirmed 15 days ago
B+
Retailer 4
-
$5,673 USD
View
B+
Retailer 5
-
$5,947 USD
View
Final sale: no returns
B+
Retailer 6
-
$5,985 USD
View
B+
Retailer 7
-
$6,120 USD
£4,819 GBP
View
B+
Retailer 8
-
$6,346 USD
A$9,763 AUD
View
Price last confirmed 19 days ago
B+
Retailer 9
-
$6,443 USD
View
B+
Retailer 10
-
$6,443 USD
View
B+
Retailer 11
-
$6,443 USD
View
B+
Retailer 12
-
$6,601 USD
View
B+
Retailer 13
-
$7,002 USD
€6,669 EUR
View
B
Retailer 14
-
$7,434 USD
View
B+
Retailer 15
-
$7,846 USD
ZAR 126,749 ZAR
View
B
Retailer 16
-
$9,505 USD
£7,484 GBP
View
Most Expensive
B
NZ Jewellers
3c03c2d9-1418-4dac-95ec-90d54b308e71 · Oct 27
$10,776 USD
View
16 more retailers have this diamond
Prices start from $4,736 USDSave up to $6,040 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
$4,736 USD