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Heart|Natural|GIA

1.50ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 7551151543

Certificate GIA 7551151543

Diamond specifications and retailer prices

From $3,725 USD
HK$29,100 HKD
As of October 28, 2026
Save $5,083 USD (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,807 USD at Queensmith · As of October 25, 2026
View at Queensmith

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551151543. Listed at 15 retailers as of October 25, 2026, with prices from $3,725 to $8,807, a $5,083 spread on the same certified stone. Queensmith lists it at $8,807. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7551151543
Dimensions7.20 × 8.18 × 4.63 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Knot
Top View
7.20 mm8.18 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551151543
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 56.6%

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 28
Current: $8,807 USD|Low: $3,725 USD|High: $8,871 USD|Avg: $5,488 USD|+1.2%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 26, 2026
Retailer 8$3,725 USD
Retailer 6$4,033 USD
Retailer 7$4,520 USD
Retailer 9$4,630 USD
Retailer 4$4,700 USD
Retailer 3$4,780 USD
Retailer 2$4,926 USD
Retailer 10$5,016 USD
Retailer 12$5,168 USD
Retailer 11$5,788 USD
Retailer 5$8,000 USD
Queensmith$8,807 USD

40 data points across 12 retailers

15 retailers$3,725 USD to $8,807 USD

A
Cheapest Retailer
-
$3,725 USD
HK$29,100 HKD
Retailer 2
-
$4,033 USD
₹384,091 INR
View
Price last confirmed 13 days ago
A
Retailer 3
-
$4,520 USD
SGD 6,108 SGD
View
A
Retailer 4
-
$4,700 USD
View
A
Retailer 5
-
$4,780 USD
SGD 6,460 SGD
View
A
Retailer 6
-
$4,926 USD
£3,879 GBP
View
A
Retailer 7
-
$4,952 USD
A$7,618 AUD
View
Retailer 8
-
$5,016 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$5,016 USD
View
Price last confirmed 13 days ago
Retailer 10
-
$5,016 USD
View
Price last confirmed 11 days ago
A
Retailer 11
-
$5,168 USD
View
Retailer 12
-
$5,788 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
$8,000 USD
£6,299 GBP
View
Retailer 14
-
$8,739 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Queensmith
7551151543 · Oct 25
$8,807 USD
£6,935 GBP
View
14 more retailers have this diamond
Prices start from $3,725 USDSave up to $5,083 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 Heart
$3,725 USD