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Round|Natural|GIA

0.68ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7558499687

Certificate GIA 7558499687

Diamond specifications and retailer prices

From $1,096 AUD
$770 USD
As of October 26, 2026
Save $936 AUD (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,377 AUD at NZ Jewellers · As of September 24, 2026
View at NZ Jewellers

About this 0.68ct natural round diamond

This 0.68ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7558499687. Listed at 13 retailers as of October 26, 2026, with a 85% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.68
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7558499687
Dimensions5.68 × 5.64 × 3.48 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
5.68 mm5.64 mm0.68 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558499687
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.5%

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 26
Current: $1,319 AUD|Low: $1,076 AUD|High: $2,032 AUD|Avg: $1,360 AUD|+8.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 6$1,076 AUD
Retailer 5$1,096 AUD
Retailer 3$1,314 AUD
Retailer 1$1,319 AUD
Retailer 2$1,562 AUD
Retailer 4$2,032 AUD

43 data points across 6 retailers

13 retailers$1,096 AUD to $2,032 AUD

Retailer 1
-
$1,076 AUD
$756 USD
Price last confirmed 47 days ago
Retailer 2
-
$1,076 AUD
$756 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$1,076 AUD
$756 USD
View
Price last confirmed 23 days ago
A
Retailer 4
-
$1,096 AUD
$770 USD
View
Retailer 5
-
$1,118 AUD
$785 USD
View
Price last confirmed 32 days ago
Retailer 6
-
$1,243 AUD
$873 USD
View
Price last confirmed 54 days ago
Retailer 7
-
$1,243 AUD
$873 USD
View
Price last confirmed 31 days ago
A
Retailer 8
-
$1,314 AUD
£727 GBP
View
A
Retailer 9
-
$1,319 AUD
£730 GBP
View
B+
Retailer 10
-
$1,562 AUD
€1,045 EUR
View
B+
Retailer 11
-
$2,032 AUD
£1,124 GBP
View
Retailer 12
-
$3,377 AUD
$2,372 USD
View
Price last confirmed 48 days ago
Most Expensive
NZ Jewellers
846a5433-ab74-4149-bfa8-1cf708d6d11e · Sep 24
$3,377 AUD
$2,372 USD
View
Price last confirmed 37 days ago
12 more retailers have this diamond
Prices start from $1,096 AUDSave up to $936 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
0.68ct Round
$1,096 AUD