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Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6542943196

Certificate GIA 6542943196

Diamond specifications and retailer prices

From $6,182 USD
HK$48,300 HKD
As of October 29, 2026
Save $5,549 USD (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $11,731 USD at MOH London · As of October 29, 2026
View at MOH London

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 6542943196. Listed at 15 retailers as of October 29, 2026, with prices from $6,182 to $11,731, a $5,549 spread on the same certified stone. MOH London lists it at $11,731. 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 6542943196
Dimensions7.26 × 7.21 × 4.59 mm
L/W Ratio1.01
Top View
7.26 mm7.21 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542943196
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

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: $11,731 USD|Low: $6,182 USD|High: $12,131 USD|Avg: $8,792 USD|-3.3%
MOH London
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
Retailer 16
October 30, 2026
Retailer 14$6,182 USD
Retailer 9$6,947 USD
Retailer 6$7,154 USD
Retailer 13$7,245 USD
Retailer 10$7,489 USD
Retailer 3$7,705 USD
Retailer 15$7,728 USD
Retailer 5$7,977 USD
Retailer 12$8,029 USD
Retailer 4$8,170 USD
Retailer 16$8,933 USD
Retailer 2$9,149 USD
Retailer 11$10,104 USD
Retailer 8$11,104 USD
MOH London$11,731 USD
Retailer 7$12,030 USD

30 data points across 16 retailers

15 retailers$6,182 USD to $11,731 USD

A
Cheapest Retailer
-
$6,182 USD
HK$48,300 HKD
A
Retailer 2
-
$6,947 USD
€6,616 EUR
View
Retailer 3
-
$7,154 USD
SGD 9,668 SGD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$7,245 USD
View
A
Retailer 5
-
$7,489 USD
£5,897 GBP
View
A
Retailer 6
-
$7,705 USD
View
A
Retailer 7
-
$7,728 USD
View
Final sale: no returns
A
Retailer 8
-
$7,977 USD
View
Retailer 9
-
$8,029 USD
A$12,353 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$8,170 USD
View
B+
Retailer 11
-
$8,933 USD
View
B+
Retailer 12
-
$9,149 USD
€8,713 EUR
View
Retailer 13
-
$10,104 USD
ZAR 163,223 ZAR
View
Price last confirmed 7 days ago
Retailer 14
-
$11,104 USD
View
Price last confirmed 22 days ago
Most Expensive
B+
MOH London
791F7A924 · Oct 29
$11,731 USD
£9,237 GBP
View
14 more retailers have this diamond
Prices start from $6,182 USDSave up to $5,549 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
$6,182 USD