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Round|Natural|GIA

0.81ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6562651309

Certificate GIA 6562651309

Diamond specifications and retailer prices

From $1,259 USD
SGD 1,702 SGD
As of October 29, 2026
Save $1,003 USD (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,262 USD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 0.81ct natural round diamond

This 0.81ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562651309. Listed at 13 retailers as of October 29, 2026, with prices from $1,259 to $2,262, a $1,003 spread on the same certified stone. Helzberg Diamonds lists it at $2,262. 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

0.81
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6562651309
Dimensions5.92 × 5.96 × 3.73 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.92 mm5.96 mm0.81 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562651309
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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: Oct 29
Current: $2,262 USD|Low: $1,262 USD|High: $2,262 USD|Avg: $1,599 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8$1,262 USD
Retailer 12$1,284 USD
Retailer 11$1,300 USD
Retailer 3$1,374 USD
Retailer 2$1,403 USD
Retailer 7$1,540 USD
Retailer 5$1,584 USD
Retailer 9$1,708 USD
Retailer 4$1,766 USD
Retailer 6$1,824 USD
Retailer 10$2,031 USD
Helzberg Diamonds$2,262 USD

14 data points across 12 retailers

13 retailers$1,259 USD to $2,262 USD

A
Cheapest Retailer
-
$1,259 USD
SGD 1,702 SGD
A
Retailer 2
-
$1,262 USD
View
A
Retailer 3
-
$1,284 USD
View
A
Retailer 4
-
$1,300 USD
View
B+
Retailer 5
-
$1,374 USD
SGD 1,857 SGD
View
B+
Retailer 6
-
$1,403 USD
£1,105 GBP
View
B+
Retailer 7
-
$1,540 USD
View
B+
Retailer 8
-
$1,584 USD
View
B+
Retailer 9
-
$1,708 USD
£1,345 GBP
View
B
Retailer 10
-
$1,766 USD
View
B+
Retailer 11
-
$1,824 USD
€1,737 EUR
View
B
Retailer 12
-
$2,031 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLMIMLHJGP · Oct 30
$2,262 USD
View
12 more retailers have this diamond
Prices start from $1,259 USDSave up to $1,003 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
0.81ct Round
$1,259 USD