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Heart|Natural|GIA

1.51ct E SI2 Heart Natural Diamond

ID • E/SI2 • GIA 6542210237

Certificate GIA 6542210237

Diamond specifications and retailer prices

From €3,403 EUR
HK$29,700 HKD
As of October 30, 2026
Save €4,549 EUR (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €7,952 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.51ct natural heart diamond

This 1.51ct 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 6542210237. Listed at 18 retailers as of October 28, 2026, with prices from €3,403 to €7,952, a €4,549 spread on the same certified stone. Queensmith lists it at €7,952. 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

1.51
Carat
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542210237
Dimensions8.17 × 7.29 × 4.52 mm
L/W Ratio1.12
Top View
8.17 mm7.29 mm1.51 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542210237
Side View
Table 64.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 55.3%

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 30
Current: €7,952 EUR|Low: €3,403 EUR|High: €8,145 EUR|Avg: €5,044 EUR|-2.4%
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 30, 2026
Retailer 15€3,403 EUR
Retailer 2€3,691 EUR
Retailer 16€4,185 EUR
Retailer 9€4,286 EUR
Retailer 8€4,367 EUR
Retailer 13€4,403 EUR
Retailer 10€4,527 EUR
Retailer 3€4,535 EUR
Retailer 12€4,535 EUR
Retailer 14€4,535 EUR
Retailer 4€4,583 EUR
Retailer 7€4,671 EUR
Retailer 6€5,233 EUR
Retailer 11€7,262 EUR
Retailer 5€7,585 EUR
Queensmith€7,952 EUR

29 data points across 16 retailers

18 retailers€3,403 EUR to €7,952 EUR

A
Cheapest Retailer
-
€3,403 EUR
HK$29,700 HKD
A
Retailer 2
-
€3,691 EUR
₹392,688 INR
View
A
Retailer 3
-
€4,185 EUR
$4,676 USD
View
Final sale: no returns
A
Retailer 4
-
€4,286 EUR
£3,770 GBP
View
A
Retailer 5
-
€4,367 EUR
SGD 6,593 SGD
View
A
Retailer 6
-
€4,403 EUR
SGD 6,647 SGD
View
A
Retailer 7
-
€4,527 EUR
£3,982 GBP
View
Retailer 8
-
€4,535 EUR
$5,066 USD
View
Price last confirmed 15 days ago
Retailer 9
-
€4,535 EUR
$5,066 USD
View
Price last confirmed 12 days ago
Retailer 10
-
€4,535 EUR
$5,066 USD
View
Price last confirmed 14 days ago
A
Retailer 11
-
€4,577 EUR
$5,114 USD
View
A
Retailer 12
-
€4,583 EUR
$5,120 USD
View
A
Retailer 13
-
€4,671 EUR
$5,218 USD
View
A
Retailer 14
-
€4,810 EUR
A$8,268 AUD
View
Retailer 15
-
€5,233 EUR
$5,846 USD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
€7,262 EUR
£6,388 GBP
View
Retailer 17
-
€7,585 EUR
$8,474 USD
View
Price last confirmed 13 days ago
Most Expensive
B+
Queensmith
6542210237 · Oct 28
€7,952 EUR
£6,995 GBP
View
17 more retailers have this diamond
Prices start from €3,403 EURSave up to €4,549 EUR

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
1.51ct Heart
€3,403 EUR