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Round|Natural|IGI

0.77ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 687516838

Shape and cutting style on the report: Round brilliant

Certificate IGI 687516838

Diamond specifications and retailer prices

From $842 AUD
$592 USD
As of October 28, 2026
Save $2,019 AUD (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,861 AUD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

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 IGI 687516838. Listed at 14 retailers as of October 27, 2026, with prices from $842 to $2,861, a $2,019 spread on the same certified stone. NZ Jewellers lists it at $2,861. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceStrong
Crown angle32.7°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 687516838
Dimensions5.97 × 5.94 × 3.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.97 mm5.94 mm0.77 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceStrong
CertificateIGI 687516838
Side View
Table 56.0%Crown 32.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.3%

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: $1,336 AUD|Low: $771 AUD|High: $2,133 AUD|Avg: $1,245 AUD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 25, 2026
Retailer 5$842 AUD
Retailer 4$924 AUD
Retailer 3$1,093 AUD
Retailer 8$1,250 AUD
Retailer 6$1,257 AUD
Retailer 7$1,327 AUD
Retailer 1$1,336 AUD
Retailer 2$2,111 AUD

26 data points across 8 retailers

14 retailers$842 AUD to $2,861 AUD

A
Cheapest Retailer
-
$842 AUD
$592 USD
Final sale: no returns
A
Retailer 2
-
$913 AUD
$642 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$913 AUD
$642 USD
View
A
Retailer 4
-
$924 AUD
$650 USD
View
A
Retailer 5
-
$983 AUD
$691 USD
View
A
Retailer 6
-
$983 AUD
$691 USD
View
A
Retailer 7
-
$1,052 AUD
$740 USD
View
Price last confirmed 37 days ago
A
Retailer 8
-
$1,052 AUD
$740 USD
View
A
Retailer 9
-
$1,093 AUD
£605 GBP
View
B+
Retailer 10
-
$1,257 AUD
$884 USD
View
A
Retailer 11
-
$1,336 AUD
€895 EUR
View
B+
Retailer 12
-
$2,111 AUD
£1,169 GBP
View
B
Retailer 13
-
$2,861 AUD
$2,012 USD
View
Price last confirmed 32 days ago
Most Expensive
B
NZ Jewellers
b0b19158-216b-4641-af0a-942b13c30278 · Oct 27
$2,861 AUD
$2,012 USD
View
13 more retailers have this diamond
Prices start from $842 AUDSave up to $2,019 AUD

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
$842 AUD