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Round|Natural|GIA

1.02ct D SI1 Round Natural Diamond

VG • D/SI1 • GIA 7551164739

Certificate GIA 7551164739

Diamond specifications and retailer prices

From $3,611 NZD
HK$15,900 HKD
As of November 1, 2026
Save $6,350 NZD (64%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $9,961 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7551164739. Listed at 23 retailers as of October 30, 2026, with prices from $3,611 to $9,961, a $6,350 spread on the same certified stone. NZ Jewellers lists it at $9,961. 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

1.02
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle37.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551164739
Dimensions6.33 × 6.30 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.33 mm6.30 mm1.02 ctD / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7551164739
Side View
Table 56.0%Crown 37.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 63.3%

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 1
Current: $9,961 NZD|Low: $3,588 NZD|High: $10,257 NZD|Avg: $5,121 NZD|-2.9%
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
November 1, 2026
Retailer 17$3,611 NZD
Retailer 15$3,818 NZD
Retailer 9$3,898 NZD
Retailer 21$3,903 NZD
Retailer 10$3,982 NZD
Retailer 12$3,985 NZD
Retailer 14$4,262 NZD
Retailer 5$4,317 NZD
Retailer 8$4,317 NZD
Retailer 6$4,516 NZD
Retailer 2$4,584 NZD
Retailer 3$4,702 NZD
Retailer 4$4,702 NZD
Retailer 20$4,862 NZD
Retailer 11$4,980 NZD
Retailer 13$5,063 NZD
Retailer 18$5,589 NZD
Retailer 7$5,830 NZD
Retailer 16$5,857 NZD
Retailer 19$8,392 NZD
NZ Jewellers$9,961 NZD

23 data points across 21 retailers

23 retailers$3,611 NZD to $9,961 NZD

A
Cheapest Retailer
-
$3,611 NZD
HK$15,900 HKD
A
Retailer 2
-
$3,818 NZD
$2,152 USD
View
A
Retailer 3
-
$3,898 NZD
$2,197 USD
View
A
Retailer 4
-
$3,903 NZD
$2,200 USD
View
A
Retailer 5
-
$3,982 NZD
$2,244 USD
View
A
Retailer 6
-
$3,985 NZD
$2,246 USD
View
Final sale: no returns
Retailer 7
-
$4,262 NZD
$2,402 USD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$4,317 NZD
$2,433 USD
View
A
Retailer 9
-
$4,317 NZD
$2,433 USD
View
A
Retailer 10
-
$4,516 NZD
$2,545 USD
View
A
Retailer 11
-
$4,584 NZD
£2,035 GBP
View
A
Retailer 12
-
$4,702 NZD
$2,650 USD
View
A
Retailer 13
-
$4,702 NZD
$2,650 USD
View
A
Retailer 14
-
$4,862 NZD
$2,740 USD
View
A
Retailer 15
-
$4,980 NZD
$2,807 USD
View
A
Retailer 16
-
$5,063 NZD
£2,247 GBP
View
Retailer 17
-
$5,512 NZD
A$4,779 AUD
View
Price last confirmed 24 days ago
B+
Retailer 18
-
$5,589 NZD
€3,000 EUR
View
B+
Retailer 19
-
$5,830 NZD
$3,286 USD
View
B+
Retailer 20
-
$5,857 NZD
ZAR 53,324 ZAR
View
Retailer 21
-
$6,024 NZD
$3,395 USD
View
Price last confirmed 40 days ago
B
Retailer 22
-
$8,392 NZD
£3,724 GBP
View
Most Expensive
B
NZ Jewellers
723687b5-8257-4e78-9e2c-530443dba547 · Oct 30
$9,961 NZD
$5,614 USD
View
22 more retailers have this diamond
Prices start from $3,611 NZDSave up to $6,350 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
1.02ct Round
$3,611 NZD