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Round|Natural|GIA

1.02ct D SI1 Round Natural Diamond

VG • D/SI1 • GIA 6212215254

Certificate GIA 6212215254

Diamond specifications and retailer prices

From $6,631 NZD
$3,737 USD
As of October 30, 2026
Save $10,910 NZD (62%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $17,541 NZD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

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 6212215254. Listed at 19 retailers as of October 30, 2026, with prices from $6,631 to $17,541, a $10,910 spread on the same certified stone. Diamond Quarter lists it at $17,541. 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 angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6212215254
Dimensions6.39 × 6.35 × 3.99 mm
L/W Ratio1.01
Top View
6.39 mm6.35 mm1.02 ctD / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6212215254
Side View
Table 58.0%Crown 36°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 62.6%

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 30
Current: $9,261 NZD|Low: $6,787 NZD|High: $12,752 NZD|Avg: $8,364 NZD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 6$6,787 NZD
Retailer 7$6,953 NZD
Retailer 9$7,159 NZD
Retailer 3$7,271 NZD
Retailer 2$7,660 NZD
Retailer 8$8,037 NZD
Retailer 4$8,063 NZD
Retailer 1$9,261 NZD
Retailer 5$12,617 NZD

38 data points across 9 retailers

19 retailers$6,631 NZD to $17,541 NZD

B+
Cheapest Retailer
-
$6,631 NZD
$3,737 USD
Retailer 2
-
$6,787 NZD
$3,825 USD
View
Price last confirmed 11 days ago
B+
Retailer 3
-
$6,953 NZD
$3,919 USD
View
Final sale: no returns
B+
Retailer 4
-
$7,159 NZD
$4,035 USD
View
B+
Retailer 5
-
$7,271 NZD
£3,227 GBP
View
Retailer 6
-
$7,534 NZD
$4,246 USD
View
Price last confirmed 33 days ago
B+
Retailer 7
-
$7,534 NZD
$4,246 USD
View
Retailer 8
-
$7,534 NZD
$4,246 USD
View
Price last confirmed 32 days ago
B+
Retailer 9
-
$7,660 NZD
£3,399 GBP
View
Retailer 10
-
$8,037 NZD
A$6,968 AUD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
$8,063 NZD
€4,328 EUR
View
Retailer 12
-
$8,694 NZD
$4,900 USD
View
Price last confirmed 32 days ago
B
Retailer 13
-
$8,694 NZD
$4,900 USD
View
B
Retailer 14
-
$9,261 NZD
ZAR 84,326 ZAR
View
B
Retailer 15
-
$10,254 NZD
€5,504 EUR
View
B
Retailer 16
-
$12,617 NZD
£5,599 GBP
View
Retailer 17
-
$13,126 NZD
$7,398 USD
View
Price last confirmed 34 days ago
B
Retailer 18
-
$13,126 NZD
$7,398 USD
View
Most Expensive
B
Diamond Quarter
1.02SI1D62540785N · Oct 31
$17,541 NZD
£7,784 GBP
View
18 more retailers have this diamond
Prices start from $6,631 NZDSave up to $10,910 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.

B+
1.02ct Round
$6,631 NZD