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Round|Natural|GIA

0.77ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1565680191

Certificate GIA 1565680191

Diamond specifications and retailer prices

From $1,228 USD
As of October 28, 2026
Save $974 USD (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,202 USD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 0.77ct natural round diamond

This 0.77ct natural round sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565680191. Listed at 13 retailers as of October 28, 2026, with prices from $1,228 to $2,202, a $974 spread on the same certified stone. Helzberg Diamonds lists it at $2,202. 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

0.77
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1565680191
Dimensions5.82 × 5.84 × 3.65 mm
L/W Ratio1.00
Culet sizeNone
Top View
5.82 mm5.84 mm0.77 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565680191
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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 28
Current: $2,202 USD|Low: $1,228 USD|High: $2,202 USD|Avg: $1,623 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8$1,228 USD
Retailer 5$1,250 USD
Retailer 3$1,337 USD
Retailer 2$1,382 USD
Retailer 9$1,500 USD
Retailer 4$1,541 USD
Retailer 7$1,670 USD
Retailer 11$1,731 USD
Retailer 6$1,769 USD
Retailer 10$1,979 USD
Helzberg Diamonds$2,202 USD

9 data points across 11 retailers

13 retailers$1,228 USD to $2,202 USD

A
Cheapest Retailer
-
$1,228 USD
A
Retailer 2
-
$1,228 USD
SGD 1,660 SGD
View
A
Retailer 3
-
$1,245 USD
View
A
Retailer 4
-
$1,250 USD
View
B+
Retailer 5
-
$1,337 USD
SGD 1,807 SGD
View
B+
Retailer 6
-
$1,382 USD
£1,088 GBP
View
B+
Retailer 7
-
$1,500 USD
View
B+
Retailer 8
-
$1,541 USD
View
B+
Retailer 9
-
$1,670 USD
£1,315 GBP
View
B
Retailer 10
-
$1,731 USD
View
B
Retailer 11
-
$1,769 USD
€1,685 EUR
View
B
Retailer 12
-
$1,979 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHLMLMOGHPH · Oct 29
$2,202 USD
View
12 more retailers have this diamond
Prices start from $1,228 USDSave up to $974 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
0.77ct Round
$1,228 USD