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Round|Natural|GIA

0.62ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7511915872

Certificate GIA 7511915872

Diamond specifications and retailer prices

From $991 AUD
$697 USD
As of October 28, 2026
Save $2,380 AUD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,371 AUD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.62ct natural round diamond

This 0.62ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7511915872. Listed at 15 retailers as of October 27, 2026, with prices from $991 to $3,371, a $2,380 spread on the same certified stone. NZ Jewellers lists it at $3,371. 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

0.62
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7511915872
Dimensions5.43 × 5.46 × 3.42 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud
Top View
5.43 mm5.46 mm0.62 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7511915872
Side View
Table 56.0%Crown 36.5°Girdle: MediumPavilion 40.6°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: $3,371 AUD|Low: $901 AUD|High: $3,403 AUD|Avg: $1,502 AUD|+0.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 15$991 AUD
Retailer 8$1,075 AUD
Retailer 5$1,095 AUD
Retailer 11$1,116 AUD
Retailer 3$1,240 AUD
Retailer 7$1,258 AUD
Retailer 2$1,280 AUD
Retailer 13$1,322 AUD
Retailer 12$1,345 AUD
Retailer 14$1,345 AUD
Retailer 9$1,399 AUD
Retailer 4$1,616 AUD
Retailer 6$1,630 AUD
Retailer 10$1,979 AUD
NZ Jewellers$3,371 AUD

27 data points across 15 retailers

15 retailers$991 AUD to $3,371 AUD

A
Cheapest Retailer
-
$991 AUD
$697 USD
Final sale: no returns
A
Retailer 2
-
$1,075 AUD
$756 USD
View
A
Retailer 3
-
$1,095 AUD
$770 USD
View
A
Retailer 4
-
$1,116 AUD
$785 USD
View
B+
Retailer 5
-
$1,240 AUD
$872 USD
View
B+
Retailer 6
-
$1,258 AUD
€843 EUR
View
Price last confirmed 28 days ago
B+
Retailer 7
-
$1,280 AUD
£709 GBP
View
B+
Retailer 8
-
$1,322 AUD
$930 USD
View
B+
Retailer 9
-
$1,345 AUD
€901 EUR
View
B+
Retailer 10
-
$1,345 AUD
£745 GBP
View
B+
Retailer 11
-
$1,399 AUD
£775 GBP
View
B+
Retailer 12
-
$1,616 AUD
ZAR 18,360 ZAR
View
B+
Retailer 13
-
$1,630 AUD
View
Price last confirmed 27 days ago
B
Retailer 14
-
$1,979 AUD
£1,096 GBP
View
Most Expensive
B
NZ Jewellers
492d2daa-661e-4da2-ac6b-a1f9e240f637 · Oct 27
$3,371 AUD
$2,371 USD
View
14 more retailers have this diamond
Prices start from $991 AUDSave up to $2,380 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
0.62ct Round
$991 AUD