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Heart|Natural|GIA

1.50ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 5553306007

Certificate GIA 5553306007

Diamond specifications and retailer prices

From $3,942 USD
HK$30,800 HKD
Save $4,922 USD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,865 USD at Queensmith
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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5553306007. Listed at 18 retailers, with prices from $3,942 to $8,865 at Queensmith, a $4,922 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553306007
Dimensions7.41 × 8.05 × 4.41 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
7.41 mm8.05 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553306007
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 54.8%

Caratlytics Score

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

Price History

Last verified: Sep 29
Current: $8,865 USD|Low: $3,942 USD|High: $8,903 USD|Avg: $5,367 USD|+0.4%
Queensmith
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 1, 2026
Retailer 12$3,942 USD
Retailer 2$4,303 USD
Retailer 4$4,494 USD
Retailer 8$4,658 USD
Retailer 15$4,844 USD
Retailer 16$4,845 USD
Retailer 6$5,063 USD
Retailer 3$5,095 USD
Retailer 13$5,272 USD
Retailer 5$5,330 USD
Retailer 10$5,361 USD
Retailer 7$5,465 USD
Retailer 9$5,933 USD
Retailer 11$6,405 USD
Retailer 14$8,562 USD
Queensmith$8,865 USD

36 data points across 16 retailers

18 retailers$3,942 USD to $8,865 USD

A
Cheapest Retailer
-
$3,942 USD
HK$30,800 HKD
A
Retailer 2
-
$4,303 USD
₹409,846 INR
View
B+
Retailer 3
-
$4,494 USD
View
B+
Retailer 4
-
$4,622 USD
View
B+
Retailer 5
-
$4,630 USD
SGD 6,257 SGD
View
B+
Retailer 6
-
$4,658 USD
View
Price last confirmed 32 days ago
B+
Retailer 7
-
$4,844 USD
View
B+
Retailer 8
-
$4,845 USD
View
B+
Retailer 9
-
$5,063 USD
SGD 6,842 SGD
View
B+
Retailer 10
-
$5,095 USD
A$7,838 AUD
View
B+
Retailer 11
-
$5,284 USD
£4,161 GBP
View
B+
Retailer 12
-
$5,330 USD
View
B+
Retailer 13
-
$5,361 USD
A$8,247 AUD
View
B+
Retailer 14
-
$5,465 USD
View
B+
Retailer 15
-
$5,933 USD
€5,650 EUR
View
B
Retailer 16
-
$6,405 USD
ZAR 103,478 ZAR
View
B
Retailer 17
-
$8,562 USD
£6,742 GBP
View
Most Expensive
B
Queensmith
5553306007 · Oct 1
$8,865 USD
£6,980 GBP
View
17 more retailers have this diamond
Prices start from $3,942 USDSave up to $4,922 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 Heart
$3,942 USD