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Round|Natural|GIA

1.00ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6552212053

Certificate GIA 6552212053

Diamond specifications and retailer prices

From $4,348 NZD
As of November 5, 2026
Save $5,634 NZD (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $9,981 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552212053. Listed at 23 retailers as of November 5, 2026, with prices from $4,348 to $9,981, a $5,634 spread on the same certified stone. NZ Jewellers lists it at $9,981. 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

1.00
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552212053
Dimensions6.38 × 6.40 × 3.95 mm
L/W Ratio1.00
Top View
6.38 mm6.40 mm1.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552212053
Side View
Table 60.0%Crown 33°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 61.8%

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 5
Current: $9,981 NZD|Low: $4,348 NZD|High: $10,531 NZD|Avg: $5,990 NZD|-4.0%
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
November 6, 2026
Retailer 22$4,348 NZD
Retailer 12$4,554 NZD
Retailer 10$4,563 NZD
Retailer 6$4,648 NZD
Retailer 11$4,705 NZD
Retailer 15$4,776 NZD
Retailer 19$4,791 NZD
Retailer 17$4,798 NZD
Retailer 5$5,191 NZD
Retailer 14$5,250 NZD
Retailer 9$5,390 NZD
Retailer 3$5,657 NZD
Retailer 8$5,657 NZD
Retailer 13$5,835 NZD
Retailer 2$5,849 NZD
Retailer 16$5,892 NZD
Retailer 20$5,990 NZD
Retailer 18$6,280 NZD
Retailer 4$6,795 NZD
Retailer 21$6,993 NZD
Retailer 7$9,665 NZD
NZ Jewellers$9,981 NZD

23 data points across 22 retailers

23 retailers$4,348 NZD to $9,981 NZD

A
Cheapest Retailer
-
$4,348 NZD
A
Retailer 2
-
$4,554 NZD
View
A
Retailer 3
-
$4,563 NZD
View
A
Retailer 4
-
$4,648 NZD
View
A
Retailer 5
-
$4,705 NZD
View
A
Retailer 6
-
$4,776 NZD
View
A
Retailer 7
-
$4,791 NZD
View
Final sale: no returns
A
Retailer 8
-
$4,798 NZD
View
A
Retailer 9
-
$5,191 NZD
View
Retailer 10
-
$5,250 NZD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$5,390 NZD
View
A
Retailer 12
-
$5,657 NZD
View
A
Retailer 13
-
$5,657 NZD
View
B+
Retailer 14
-
$5,835 NZD
View
B+
Retailer 15
-
$5,849 NZD
View
B+
Retailer 16
-
$5,892 NZD
View
B+
Retailer 17
-
$5,990 NZD
View
B+
Retailer 18
-
$6,280 NZD
View
Retailer 19
-
$6,680 NZD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
$6,795 NZD
View
B+
Retailer 21
-
$6,993 NZD
View
B
Retailer 22
-
$9,665 NZD
View
Most Expensive
B
NZ Jewellers
bde55d89-2d88-488f-861d-e68e802678a4 · Nov 5
$9,981 NZD
$5,611 USD
View
22 more retailers have this diamond
Prices start from $4,348 NZDSave up to $5,634 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
$4,348 NZD