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Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2526848685

Certificate GIA 2526848685

Diamond specifications and retailer prices

From $7,270 USD
HK$56,800 HKD
As of October 29, 2026
Save $9,387 USD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $16,657 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2526848685. Listed at 24 retailers as of October 27, 2026, with prices from $7,270 to $16,657, a $9,387 spread on the same certified stone. NZ Jewellers lists it at $16,657. 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

1.50
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2526848685
Dimensions7.24 × 7.29 × 4.54 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.24 mm7.29 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2526848685
Side View
Table 58.0%Crown 35.5°Girdle: STK-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Oct 29
Current: $16,657 USD|Low: $7,270 USD|High: $16,657 USD|Avg: $9,325 USD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
Retailer 12
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Retailer 22
October 29, 2026
Retailer 2$7,270 USD
Retailer 21$7,425 USD
Retailer 6$7,554 USD
Retailer 8$7,625 USD
Retailer 17$7,648 USD
Retailer 12$8,036 USD
Retailer 18$8,141 USD
Retailer 4$8,280 USD
Retailer 20$8,323 USD
Retailer 15$8,858 USD
Retailer 3$8,962 USD
Retailer 10$9,035 USD
Retailer 13$9,690 USD
Retailer 19$9,860 USD
Retailer 9$10,099 USD
Retailer 22$10,190 USD
Retailer 5$10,299 USD
Retailer 7$10,411 USD
Retailer 14$10,764 USD
Retailer 11$11,800 USD
Retailer 16$13,955 USD
NZ Jewellers$16,657 USD

30 data points across 22 retailers

24 retailers$7,270 USD to $16,657 USD

A
Cheapest Retailer
-
$7,270 USD
HK$56,800 HKD
A
Retailer 2
-
$7,425 USD
View
A
Retailer 3
-
$7,554 USD
View
A
Retailer 4
-
$7,625 USD
View
A
Retailer 5
-
$7,648 USD
View
B+
Retailer 6
-
$8,036 USD
CA$11,161 CAD
View
B+
Retailer 7
-
$8,141 USD
View
Final sale: no returns
B+
Retailer 8
-
$8,177 USD
View
B+
Retailer 9
-
$8,280 USD
View
B+
Retailer 10
-
$8,323 USD
View
B+
Retailer 11
-
$8,858 USD
View
B+
Retailer 12
-
$8,962 USD
£7,056 GBP
View
B+
Retailer 13
-
$8,995 USD
View
B+
Retailer 14
-
$9,035 USD
A$13,899 AUD
View
B+
Retailer 15
-
$9,690 USD
View
B+
Retailer 16
-
$9,860 USD
View
B+
Retailer 17
-
$10,099 USD
View
B+
Retailer 18
-
$10,190 USD
View
B+
Retailer 19
-
$10,299 USD
€9,809 EUR
View
B
Retailer 20
-
$10,411 USD
View
B+
Retailer 21
-
$10,764 USD
View
B+
Retailer 22
-
$11,800 USD
ZAR 190,633 ZAR
View
B
Retailer 23
-
$13,955 USD
£10,988 GBP
View
Most Expensive
B
NZ Jewellers
b9489056-3c7b-48c3-b0bb-1bf644fa44c3 · Oct 27
$16,657 USD
View
23 more retailers have this diamond
Prices start from $7,270 USDSave up to $9,387 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
1.50ct Round
$7,270 USD