Heart|Natural|GIA

0.90ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6392431130

Certificate GIA 6392431130

Diamond specifications and retailer prices

From $2,295 USD
As of October 31, 2026
Save $1,038 USD (31%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,333 USD at The Diamond Guys · As of October 31, 2026
View at The Diamond Guys

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-carat band, graded H 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 6392431130. Listed at 10 retailers as of October 31, 2026, with prices from $2,295 to $3,333, a $1,038 spread on the same certified stone. The Diamond Guys lists it at $3,333. 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

0.90
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6392431130
Dimensions5.96 × 6.56 × 3.81 mm
L/W Ratio1.10
Top View
5.96 mm6.56 mm0.90 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6392431130
Side View
Table 55.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $3,186 USD|Low: $2,295 USD|High: $3,333 USD|Avg: $2,851 USD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
The Diamond Guys
October 31, 2026
Retailer 3$2,295 USD
Retailer 9$2,367 USD
Retailer 4$2,485 USD
Retailer 2$2,858 USD
Retailer 8$2,880 USD
Retailer 6$3,010 USD
Retailer 7$3,010 USD
Retailer 5$3,110 USD
Retailer 1$3,186 USD
The Diamond Guys$3,333 USD

19 data points across 10 retailers

10 retailers$2,295 USD to $3,333 USD

B
Cheapest Retailer
-
$2,295 USD
B
Retailer 2
-
$2,367 USD
View
B
Retailer 3
-
$2,485 USD
View
B
Retailer 4
-
$2,858 USD
View
B
Retailer 5
-
$2,880 USD
CA$4,000 CAD
View
B
Retailer 6
-
$3,010 USD
View
B
Retailer 7
-
$3,010 USD
View
B
Retailer 8
-
$3,110 USD
View
B
Retailer 9
-
$3,186 USD
€3,034 EUR
View
Most Expensive
B
The Diamond Guys
1947489975 · Oct 31
$3,333 USD
View
9 more retailers have this diamond
Prices start from $2,295 USDSave up to $1,038 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
0.90ct Heart
$2,295 USD