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Heart|Natural|GIA

1.56ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 2546206959

Certificate GIA 2546206959

Diamond specifications and retailer prices

From €5,376 EUR
As of November 5, 2026
Save €4,986 EUR (48%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €10,362 EUR at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.56ct natural heart diamond

This 1.56ct 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 2546206959. Listed at 5 retailers as of November 5, 2026, with prices from €5,376 to €10,362, a €4,986 spread on the same certified stone. 77 Diamonds lists it at €10,362. 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

1.56
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.5°
OriginNatural
Grading LabGIA
CertificateGIA 2546206959
Dimensions6.96 × 8.06 × 4.71 mm
L/W Ratio1.16
Top View
6.96 mm8.06 mm1.56 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546206959
Side View
Table 58.0%CrownGirdle: MED-VTKPavilion 40.5°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €10,362 EUR|Low: €4,551 EUR|High: €10,532 EUR|Avg: €6,802 EUR|-0.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9€4,551 EUR
Retailer 4€4,690 EUR
Retailer 8€5,047 EUR
Retailer 2€5,376 EUR
Retailer 10€6,073 EUR
Retailer 11€6,148 EUR
Retailer 12€6,279 EUR
Retailer 3€6,323 EUR
Retailer 6€8,262 EUR
Retailer 7€8,503 EUR
Retailer 5€9,946 EUR
77 Diamonds€10,362 EUR

39 data points across 12 retailers

5 retailers€5,376 EUR to €10,362 EUR

B+
Cheapest Retailer
-
€5,376 EUR
B
Retailer 2
-
€8,262 EUR
View
B
Retailer 3
-
€8,503 EUR
View
B
Retailer 4
-
€9,946 EUR
View
Most Expensive
B
77 Diamonds
HSZJBDKSKQJ · Nov 6
€10,362 EUR
£9,109 GBP
View
4 more retailers have this diamond
Prices start from €5,376 EURSave up to €4,986 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.

B+
1.56ct Heart
€5,376 EUR