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Round|Natural|GIA

1.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7511718718

Certificate GIA 7511718718

Diamond specifications and retailer prices

From $7,334 USD
HK$57,300 HKD
Save $5,524 USD (43%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,859 USD at MOH London
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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7511718718. Listed at 21 retailers, with prices from $7,334 to $12,859 at MOH London, a $5,524 spread on the same certified stone. 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
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7511718718
Dimensions7.26 × 7.22 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.26 mm7.22 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7511718718
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.0%

Caratlytics Score

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

Price History

Last verified: Sep 27
Current: $12,859 USD|Low: $7,334 USD|High: $12,859 USD|Avg: $8,851 USD|+0.5%
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
Retailer 17
Retailer 18
October 1, 2026
Retailer 8$7,334 USD
Retailer 4$7,550 USD
Retailer 15$7,586 USD
Retailer 2$8,000 USD
Retailer 18$8,007 USD
Retailer 5$8,109 USD
Retailer 13$8,559 USD
Retailer 7$8,582 USD
Retailer 3$8,585 USD
Retailer 12$8,635 USD
Retailer 11$8,854 USD
Retailer 10$9,326 USD
Retailer 16$9,418 USD
Retailer 9$9,450 USD
Retailer 6$10,546 USD
Retailer 17$10,589 USD
Retailer 14$10,992 USD
MOH London$12,859 USD

33 data points across 18 retailers

21 retailers$7,334 USD to $12,859 USD

A
Cheapest Retailer
-
$7,334 USD
HK$57,300 HKD
A
Retailer 2
-
$7,550 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$7,586 USD
View
A
Retailer 4
-
$8,000 USD
View
A
Retailer 5
-
$8,007 USD
€7,626 EUR
View
Price last confirmed 5 days ago
A
Retailer 6
-
$8,109 USD
SGD 10,958 SGD
View
A
Retailer 7
-
$8,559 USD
£6,739 GBP
View
A
Retailer 8
-
$8,582 USD
View
B+
Retailer 9
-
$8,585 USD
View
B+
Retailer 10
-
$8,635 USD
A$13,285 AUD
View
B+
Retailer 11
-
$8,854 USD
£6,972 GBP
View
B+
Retailer 12
-
$9,140 USD
SGD 12,351 SGD
View
B+
Retailer 13
-
$9,326 USD
A$14,348 AUD
View
B+
Retailer 14
-
$9,418 USD
View
B+
Retailer 15
-
$9,450 USD
View
B+
Retailer 16
-
$9,850 USD
View
Price last confirmed 41 days ago
B+
Retailer 17
-
$10,180 USD
View
Price last confirmed 45 days ago
B+
Retailer 18
-
$10,546 USD
View
B
Retailer 19
-
$10,589 USD
€10,085 EUR
View
B+
Retailer 20
-
$10,992 USD
ZAR 177,577 ZAR
View
Most Expensive
B
MOH London
7A2395335 · Oct 1
$12,859 USD
£10,125 GBP
View
20 more retailers have this diamond
Prices start from $7,334 USDSave up to $5,524 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.

A
1.50ct Round
$7,334 USD