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Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6535610795

Certificate GIA 6535610795

Diamond specifications and retailer prices

From $7,251 SGD
HK$44,200 HKD
As of October 28, 2026
Save $6,633 SGD (48%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $15,961 SGD at NZ Jewellers · As of October 17, 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 6535610795. Listed at 22 retailers as of October 28, 2026, with a 91% 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

1.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6535610795
Dimensions7.29 × 7.22 × 4.55 mm
L/W Ratio1.01
Top View
7.29 mm7.22 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6535610795
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $10,411 SGD|Low: $7,754 SGD|High: $13,950 SGD|Avg: $10,137 SGD|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 7$7,793 SGD
Retailer 11$8,270 SGD
Retailer 12$8,559 SGD
Retailer 2$8,808 SGD
Retailer 5$8,883 SGD
Retailer 10$9,262 SGD
Retailer 3$9,613 SGD
Retailer 4$9,752 SGD
Retailer 1$10,411 SGD
Retailer 8$11,621 SGD
Retailer 9$13,317 SGD
Retailer 6$13,885 SGD

29 data points across 12 retailers

22 retailers$7,251 SGD to $13,885 SGD

A
Cheapest Retailer
-
$7,251 SGD
HK$44,200 HKD
A
Retailer 2
-
$7,793 SGD
₹579,042 INR
View
Retailer 3
-
$7,932 SGD
$6,189 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$8,270 SGD
$6,452 USD
View
Retailer 5
-
$8,341 SGD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$8,559 SGD
View
A
Retailer 7
-
$8,808 SGD
$6,872 USD
View
Final sale: no returns
Retailer 8
-
$8,809 SGD
$6,873 USD
View
Price last confirmed 13 days ago
A
Retailer 9
-
$8,819 SGD
$6,881 USD
View
A
Retailer 10
-
$8,825 SGD
$6,885 USD
View
A
Retailer 11
-
$8,883 SGD
£5,457 GBP
View
Retailer 12
-
$9,262 SGD
A$11,118 AUD
View
Price last confirmed 7 days ago
Retailer 13
-
$9,544 SGD
$7,446 USD
View
Price last confirmed 12 days ago
A
Retailer 14
-
$9,613 SGD
$7,500 USD
View
Retailer 15
-
$9,690 SGD
$7,560 USD
View
Price last confirmed 14 days ago
A
Retailer 16
-
$9,752 SGD
$7,608 USD
View
B+
Retailer 17
-
$10,411 SGD
€7,736 EUR
View
Retailer 18
-
$11,011 SGD
$8,591 USD
View
Price last confirmed 11 days ago
B+
Retailer 19
-
$11,621 SGD
ZAR 146,473 ZAR
View
B+
Retailer 20
-
$13,317 SGD
£8,181 GBP
View
B+
Retailer 21
-
$13,885 SGD
£8,530 GBP
View
Most Expensive
NZ Jewellers
ba90496d-cc83-423f-9827-fd20d5a9f46a · Oct 17
$15,961 SGD
$12,453 USD
View
Price last confirmed 12 days ago
21 more retailers have this diamond
Prices start from $7,251 SGDSave up to $6,633 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
1.50ct Round
$7,251 SGD