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Round|Natural|GIA

0.65ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6542801193

Certificate GIA 6542801193

Diamond specifications and retailer prices

From $816 USD
As of October 31, 2026
Save $503 USD (38%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,319 USD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 0.65ct natural round diamond

This 0.65ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542801193. Listed at 15 retailers as of October 26, 2026, with prices from $816 to $1,319, a $503 spread on the same certified stone. Wholesale Diamonds Direct lists it at $1,319. 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

0.65
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6542801193
Dimensions5.51 × 5.54 × 3.40 mm
L/W Ratio1.01
Top View
5.51 mm5.54 mm0.65 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542801193
Side View
Table 59.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.5%

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: Oct 31
Current: $945 USD|Low: $816 USD|High: $1,344 USD|Avg: $1,031 USD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Wholesale Diamonds Direct
November 1, 2026
Retailer 11$816 USD
Retailer 2$840 USD
Retailer 12$848 USD
Retailer 4$889 USD
Retailer 3$905 USD
Retailer 10$912 USD
Retailer 1$945 USD
Retailer 9$987 USD
Retailer 6$1,023 USD
Retailer 8$1,149 USD
Retailer 7$1,192 USD
Retailer 13$1,243 USD
Retailer 5$1,300 USD
Wholesale Diamonds Direct$1,319 USD

37 data points across 14 retailers

15 retailers$816 USD to $1,319 USD

A
Cheapest Retailer
-
$816 USD
A
Retailer 2
-
$840 USD
View
A
Retailer 3
-
$848 USD
SGD 1,146 SGD
View
B+
Retailer 4
-
$889 USD
SGD 1,201 SGD
View
B+
Retailer 5
-
$905 USD
View
B+
Retailer 6
-
$912 USD
View
B+
Retailer 7
-
$945 USD
£744 GBP
View
B+
Retailer 8
-
$987 USD
View
B+
Retailer 9
-
$1,023 USD
View
B+
Retailer 10
-
$1,058 USD
View
B+
Retailer 11
-
$1,149 USD
£905 GBP
View
B+
Retailer 12
-
$1,192 USD
€1,135 EUR
View
B
Retailer 13
-
$1,243 USD
View
B
Retailer 14
-
$1,300 USD
View
Most Expensive
B
Wholesale Diamonds Direct
262895371 · Oct 26
$1,319 USD
View
14 more retailers have this diamond
Prices start from $816 USDSave up to $503 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
0.65ct Round
$816 USD