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Round|Natural|GIA

1.07ct I SI1 Round Natural Diamond

VG • I/SI1 • GIA 6157957391

Certificate GIA 6157957391

Diamond specifications and retailer prices

From $3,867 AUD
$2,717 USD
As of October 31, 2026
Save $4,908 AUD (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $8,775 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.07ct natural round diamond

This 1.07ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6157957391. Listed at 25 retailers as of October 30, 2026, with prices from $3,867 to $8,775, a $4,908 spread on the same certified stone. NZ Jewellers lists it at $8,775. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.07
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6157957391
Dimensions6.59 × 6.50 × 4.10 mm
L/W Ratio1.01
Top View
6.59 mm6.50 mm1.07 ctI / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6157957391
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: Very SmallDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $8,423 AUD|Low: $3,511 AUD|High: $8,525 AUD|Avg: $5,183 AUD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 2$3,926 AUD
Retailer 8$4,000 AUD
Retailer 10$4,212 AUD
Retailer 9$4,427 AUD
Retailer 3$4,665 AUD
Retailer 12$4,739 AUD
Retailer 4$4,958 AUD
Retailer 5$5,232 AUD
Retailer 11$5,395 AUD
Retailer 7$5,553 AUD
Retailer 6$6,191 AUD
Retailer 1$8,423 AUD

42 data points across 12 retailers

25 retailers$3,867 AUD to $8,775 AUD

B+
Cheapest Retailer
-
$3,867 AUD
$2,717 USD
B+
Retailer 2
-
$3,926 AUD
$2,758 USD
View
B+
Retailer 3
-
$3,969 AUD
$2,788 USD
View
B+
Retailer 4
-
$4,000 AUD
$2,810 USD
View
B+
Retailer 5
-
$4,086 AUD
$2,870 USD
View
B+
Retailer 6
-
$4,204 AUD
View
B+
Retailer 7
-
$4,212 AUD
$2,959 USD
View
Final sale: no returns
B+
Retailer 8
-
$4,325 AUD
$3,038 USD
View
B
Retailer 9
-
$4,427 AUD
$3,110 USD
View
B
Retailer 10
-
$4,563 AUD
$3,205 USD
View
Retailer 11
-
$4,563 AUD
$3,205 USD
View
Price last confirmed 16 days ago
B
Retailer 12
-
$4,665 AUD
CA$4,551 CAD
View
B
Retailer 13
-
$4,739 AUD
$3,329 USD
View
B
Retailer 14
-
$4,958 AUD
$3,483 USD
View
B
Retailer 15
-
$5,182 AUD
$3,640 USD
View
B
Retailer 16
-
$5,182 AUD
$3,640 USD
View
B
Retailer 17
-
$5,232 AUD
£2,894 GBP
View
B
Retailer 18
-
$5,264 AUD
$3,698 USD
View
B
Retailer 19
-
$5,353 AUD
$3,760 USD
View
Retailer 20
-
$5,395 AUD
View
Price last confirmed 23 days ago
B
Retailer 21
-
$5,553 AUD
€3,715 EUR
View
Retailer 22
-
$5,706 AUD
$4,008 USD
View
Price last confirmed 9 days ago
B
Retailer 23
-
$6,191 AUD
ZAR 70,256 ZAR
View
B
Retailer 24
-
$8,423 AUD
£4,659 GBP
View
Most Expensive
C
NZ Jewellers
951f31c2-ccf7-401b-a5cd-725840ead001 · Oct 30
$8,775 AUD
$6,164 USD
View
24 more retailers have this diamond
Prices start from $3,867 AUDSave up to $4,908 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.

B+
1.07ct Round
$3,867 AUD