Heart|Natural|GIA

1.09ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 7546521219

Certificate GIA 7546521219

Diamond specifications and retailer prices

From $2,510 USD
£1,976 GBP
As of November 1, 2026
Save $2,869 USD (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,379 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.09ct natural heart diamond

This 1.09ct natural heart sits in the classic one-carat band, graded G 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 7546521219. Listed at 8 retailers as of October 30, 2026, with prices from $2,510 to $5,379, a $2,869 spread on the same certified stone. NZ Jewellers lists it at $5,379. 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

1.09
Carat
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.88°
Pavilion angle39.76°
OriginNatural
Grading LabGIA
CertificateGIA 7546521219
Dimensions6.17 × 7.13 × 4.16 mm
L/W Ratio1.16
Girdle conditionThick
Key to symbols
Cloud, Needle
Top View
6.17 mm7.13 mm1.09 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7546521219
Side View
Table 64.0%Crown 40.88°Girdle: Slightly Thick to ThickPavilion 39.76°Culet: NDepth 58.4%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $5,379 USD|Low: $2,484 USD|High: $5,460 USD|Avg: $3,199 USD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10$2,484 USD
Retailer 2$2,510 USD
Retailer 6$2,573 USD
Retailer 5$2,575 USD
Retailer 8$2,692 USD
Retailer 7$2,718 USD
Retailer 9$2,926 USD
Retailer 3$2,988 USD
Retailer 11$3,025 USD
Retailer 4$4,507 USD
NZ Jewellers$5,379 USD

39 data points across 11 retailers

8 retailers$2,510 USD to $5,379 USD

B+
Cheapest Retailer
-
$2,510 USD
£1,976 GBP
B+
Retailer 2
-
$2,573 USD
View
B+
Retailer 3
-
$2,575 USD
View
B+
Retailer 4
-
$2,692 USD
View
B+
Retailer 5
-
$2,718 USD
View
Retailer 6
-
$2,926 USD
A$4,502 AUD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$4,507 USD
£3,549 GBP
View
Most Expensive
B
NZ Jewellers
9be61674-2e0d-4d53-826b-652c332db205 · Oct 30
$5,379 USD
View
7 more retailers have this diamond
Prices start from $2,510 USDSave up to $2,869 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.

B+
1.09ct Heart
$2,510 USD