Heart|Natural|GIA

1.05ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6551516191

Certificate GIA 6551516191

Diamond specifications and retailer prices

From $1,451 USD
As of November 2, 2026
Save $569 USD (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,020 USD at GemTrove · As of November 2, 2026
View at GemTrove

About this 1.05ct natural heart diamond

This 1.05ct natural heart sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551516191. Listed at 6 retailers as of November 2, 2026, with prices from $1,451 to $2,020, a $569 spread on the same certified stone. GemTrove lists it at $2,020. 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

1.05
Carat
G
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551516191
Dimensions6.23 × 7.21 × 4.08 mm
L/W Ratio1.16
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Needle, Natural
Top View
6.23 mm7.21 mm1.05 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551516191
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 56.6%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $2,020 USD|Low: $1,358 USD|High: $2,020 USD|Avg: $1,675 USD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$1,451 USD
Retailer 4$1,472 USD
Retailer 6$1,508 USD
Retailer 2$1,603 USD
Retailer 5$1,652 USD
GemTrove$2,020 USD

40 data points across 6 retailers

6 retailers$1,451 USD to $2,020 USD

A
Cheapest Retailer
-
$1,451 USD
Final sale: no returns
A
Retailer 2
-
$1,472 USD
View
A
Retailer 3
-
$1,508 USD
MYR 6,143 MYR
View
A
Retailer 4
-
$1,603 USD
£1,262 GBP
View
A
Retailer 5
-
$1,652 USD
SGD 2,232 SGD
View
Most Expensive
B+
GemTrove
GT-N-01268754-98 · Nov 2
$2,020 USD
A$3,108 AUD
View
5 more retailers have this diamond
Prices start from $1,451 USDSave up to $569 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.

A
1.05ct Heart
$1,451 USD