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Round|Natural|GIA

1.00ct F SI1 Round Natural Diamond

VG • F/SI1 • GIA 7543813637

Certificate GIA 7543813637

Diamond specifications and retailer prices

From $3,862 NZD
As of November 6, 2026
Save $6,528 NZD (63%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $10,390 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7543813637. Listed at 25 retailers as of November 5, 2026, with prices from $3,862 to $10,390, a $6,528 spread on the same certified stone. NZ Jewellers lists it at $10,390. 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

1.00
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 7543813637
Dimensions6.14 × 6.23 × 4.02 mm
L/W Ratio1.01
Key to symbols
Feather, Cloud, Crystal, Needle, Natural
Top View
6.14 mm6.23 mm1.00 ctF / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7543813637
Side View
Table 55.0%Crown 38.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 64.9%

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: Nov 6
Current: $10,390 NZD|Low: $3,831 NZD|High: $10,390 NZD|Avg: $5,557 NZD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 6, 2026
Retailer 13$3,862 NZD
Retailer 3$3,878 NZD
Retailer 16$4,396 NZD
Retailer 14$4,452 NZD
Retailer 10$4,587 NZD
Retailer 7$4,728 NZD
Retailer 22$4,753 NZD
Retailer 18$4,755 NZD
Retailer 4$4,889 NZD
Retailer 9$4,961 NZD
Retailer 8$4,970 NZD
Retailer 6$5,161 NZD
Retailer 5$5,224 NZD
Retailer 23$5,230 NZD
Retailer 19$5,381 NZD
Retailer 11$5,478 NZD
Retailer 12$5,735 NZD
Retailer 20$5,818 NZD
Retailer 2$6,039 NZD
Retailer 21$6,067 NZD
Retailer 15$7,281 NZD
Retailer 17$7,484 NZD
Retailer 24$8,684 NZD
NZ Jewellers$10,390 NZD

20 data points across 24 retailers

25 retailers$3,862 NZD to $10,390 NZD

A
Cheapest Retailer
-
$3,862 NZD
A
Retailer 2
-
$3,878 NZD
View
A
Retailer 3
-
$4,396 NZD
View
A
Retailer 4
-
$4,452 NZD
View
A
Retailer 5
-
$4,587 NZD
View
Final sale: no returns
A
Retailer 6
-
$4,728 NZD
View
B+
Retailer 7
-
$4,753 NZD
View
B+
Retailer 8
-
$4,755 NZD
View
B+
Retailer 9
-
$4,889 NZD
View
B+
Retailer 10
-
$4,961 NZD
View
B+
Retailer 11
-
$4,970 NZD
View
B+
Retailer 12
-
$5,161 NZD
View
B+
Retailer 13
-
$5,224 NZD
View
B+
Retailer 14
-
$5,230 NZD
View
B+
Retailer 15
-
$5,381 NZD
View
B+
Retailer 16
-
$5,478 NZD
View
Retailer 17
-
$5,693 NZD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
$5,735 NZD
View
B+
Retailer 19
-
$5,818 NZD
View
B
Retailer 20
-
$6,039 NZD
View
B+
Retailer 21
-
$6,067 NZD
View
B
Retailer 22
-
$7,281 NZD
View
B
Retailer 23
-
$7,484 NZD
View
B
Retailer 24
-
$8,684 NZD
View
Most Expensive
B
NZ Jewellers
3a870851-5e47-429b-bb1e-ba2feef71db6 · Nov 5
$10,390 NZD
$5,760 USD
View
24 more retailers have this diamond
Prices start from $3,862 NZDSave up to $6,528 NZD

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
1.00ct Round
$3,862 NZD