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Round|Natural|GIA

0.65ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 5503414436

Certificate GIA 5503414436

Diamond specifications and retailer prices

From $1,419 AUD
$997 USD
As of October 31, 2026
Save $2,720 AUD (66%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,140 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.65ct natural round diamond

This 0.65ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5503414436. Listed at 20 retailers as of October 30, 2026, with prices from $1,419 to $4,140, a $2,720 spread on the same certified stone. NZ Jewellers lists it at $4,140. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5503414436
Dimensions5.54 × 5.50 × 3.45 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Top View
5.54 mm5.50 mm0.65 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5503414436
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.6%

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 31
Current: $1,670 AUD|Low: $1,183 AUD|High: $3,146 AUD|Avg: $1,859 AUD|+4.8%
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
November 1, 2026
Retailer 11$1,419 AUD
Retailer 3$1,472 AUD
Retailer 4$1,472 AUD
Retailer 10$1,473 AUD
Retailer 1$1,670 AUD
Retailer 2$1,672 AUD
Retailer 9$1,737 AUD
Retailer 5$1,794 AUD
Retailer 13$1,794 AUD
Retailer 12$2,219 AUD
Retailer 7$2,380 AUD
Retailer 6$2,535 AUD
Retailer 8$3,126 AUD

40 data points across 13 retailers

20 retailers$1,419 AUD to $4,140 AUD

B+
Cheapest Retailer
-
$1,419 AUD
$997 USD
Final sale: no returns
B+
Retailer 2
-
$1,472 AUD
$1,034 USD
View
B+
Retailer 3
-
$1,472 AUD
$1,034 USD
View
A
Retailer 4
-
$1,473 AUD
$1,035 USD
View
Retailer 5
-
$1,537 AUD
$1,080 USD
View
Price last confirmed 24 days ago
B+
Retailer 6
-
$1,537 AUD
$1,080 USD
View
B+
Retailer 7
-
$1,597 AUD
$1,122 USD
View
B+
Retailer 8
-
$1,670 AUD
£924 GBP
View
B+
Retailer 9
-
$1,672 AUD
$1,174 USD
View
B+
Retailer 10
-
$1,737 AUD
$1,220 USD
View
B+
Retailer 11
-
$1,774 AUD
$1,246 USD
View
B+
Retailer 12
-
$1,794 AUD
$1,260 USD
View
B+
Retailer 13
-
$1,794 AUD
$1,260 USD
View
B
Retailer 14
-
$1,851 AUD
$1,300 USD
View
Retailer 15
-
$2,219 AUD
View
Price last confirmed 27 days ago
B
Retailer 16
-
$2,380 AUD
€1,592 EUR
View
B
Retailer 17
-
$2,535 AUD
ZAR 28,764 ZAR
View
B
Retailer 18
-
$3,126 AUD
£1,729 GBP
View
B
Retailer 19
-
$3,491 AUD
£1,931 GBP
View
Most Expensive
B
NZ Jewellers
abc41319-8657-4be9-8e5f-043372ad706a · Oct 30
$4,140 AUD
$2,908 USD
View
19 more retailers have this diamond
Prices start from $1,419 AUDSave up to $2,720 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
0.65ct Round
$1,419 AUD