CaratHunter
Plans
Heart|Natural|GIA

1.51ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 7568013726

Certificate GIA 7568013726

Diamond specifications and retailer prices

From €1,708 EUR
As of November 6, 2026
Save €3,089 EUR (64%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €4,797 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7568013726. Listed at 15 retailers as of November 5, 2026, with prices from €1,708 to €4,797, a €3,089 spread on the same certified stone. NZ Jewellers lists it at €4,797. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7568013726
Dimensions6.37 × 7.82 × 4.90 mm
L/W Ratio1.23
Top View
6.37 mm7.82 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7568013726
Side View
Table 59.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 62.7%

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: Nov 6
Current: €4,797 EUR|Low: €1,708 EUR|High: €5,272 EUR|Avg: €2,709 EUR|-9.0%
NZ Jewellers
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
November 6, 2026
Retailer 3€1,708 EUR
Retailer 13€2,073 EUR
Retailer 7€2,114 EUR
Retailer 6€2,218 EUR
Retailer 2€2,287 EUR
Retailer 11€2,295 EUR
Retailer 5€2,371 EUR
Retailer 9€2,375 EUR
Retailer 15€2,400 EUR
Retailer 8€2,420 EUR
Retailer 10€2,428 EUR
Retailer 12€2,484 EUR
Retailer 4€2,648 EUR
Retailer 14€4,009 EUR
NZ Jewellers€4,797 EUR

28 data points across 15 retailers

15 retailers€1,708 EUR to €4,797 EUR

A
Cheapest Retailer
-
€1,708 EUR
A
Retailer 2
-
€2,073 EUR
View
A
Retailer 3
-
€2,114 EUR
View
A
Retailer 4
-
€2,218 EUR
View
A
Retailer 5
-
€2,287 EUR
View
A
Retailer 6
-
€2,295 EUR
View
Retailer 7
-
€2,371 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
€2,375 EUR
View
A
Retailer 9
-
€2,400 EUR
View
A
Retailer 10
-
€2,420 EUR
View
A
Retailer 11
-
€2,428 EUR
View
A
Retailer 12
-
€2,484 EUR
View
A
Retailer 13
-
€2,648 EUR
View
B
Retailer 14
-
€4,009 EUR
View
Most Expensive
B
NZ Jewellers
a9b072f7-7dd5-4077-81c6-f9b32936d801 · Nov 5
€4,797 EUR
$5,356 USD
View
14 more retailers have this diamond
Prices start from €1,708 EURSave up to €3,089 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
€1,708 EUR