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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 $2,585 SGD
HK$15,800 HKD
As of October 30, 2026
Save $4,592 SGD (64%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,177 SGD 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 $2,585 to $7,177, a $4,592 spread on the same certified stone. NZ Jewellers lists it at $7,177. 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: Oct 30
Current: $7,177 SGD|Low: $2,585 SGD|High: $7,390 SGD|Avg: $3,671 SGD|-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
October 31, 2026
Retailer 5$2,585 SGD
Retailer 17$2,801 SGD
Retailer 9$2,809 SGD
Retailer 19$2,812 SGD
Retailer 10$2,869 SGD
Retailer 12$2,871 SGD
Retailer 14$3,071 SGD
Retailer 4$3,110 SGD
Retailer 8$3,110 SGD
Retailer 6$3,254 SGD
Retailer 15$3,313 SGD
Retailer 3$3,388 SGD
Retailer 20$3,388 SGD
Retailer 18$3,503 SGD
Retailer 11$3,588 SGD
Retailer 2$3,648 SGD
Retailer 13$4,027 SGD
Retailer 21$4,180 SGD
Retailer 7$4,201 SGD
Retailer 16$6,046 SGD
NZ Jewellers$7,177 SGD

23 data points across 21 retailers

23 retailers$2,585 SGD to $7,177 SGD

A
Cheapest Retailer
-
$2,585 SGD
HK$15,800 HKD
A
Retailer 2
-
$2,801 SGD
$2,191 USD
View
A
Retailer 3
-
$2,809 SGD
$2,197 USD
View
A
Retailer 4
-
$2,812 SGD
$2,200 USD
View
A
Retailer 5
-
$2,869 SGD
$2,244 USD
View
A
Retailer 6
-
$2,871 SGD
$2,246 USD
View
Final sale: no returns
Retailer 7
-
$3,071 SGD
$2,402 USD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$3,110 SGD
$2,433 USD
View
A
Retailer 9
-
$3,110 SGD
$2,433 USD
View
A
Retailer 10
-
$3,254 SGD
$2,545 USD
View
A
Retailer 11
-
$3,313 SGD
£2,041 GBP
View
A
Retailer 12
-
$3,388 SGD
$2,650 USD
View
A
Retailer 13
-
$3,388 SGD
$2,650 USD
View
A
Retailer 14
-
$3,503 SGD
$2,740 USD
View
A
Retailer 15
-
$3,588 SGD
$2,807 USD
View
A
Retailer 16
-
$3,648 SGD
£2,247 GBP
View
Retailer 17
-
$3,971 SGD
A$4,779 AUD
View
Price last confirmed 23 days ago
B+
Retailer 18
-
$4,027 SGD
€3,000 EUR
View
B+
Retailer 19
-
$4,180 SGD
ZAR 52,825 ZAR
View
B+
Retailer 20
-
$4,201 SGD
$3,286 USD
View
Retailer 21
-
$4,340 SGD
$3,395 USD
View
Price last confirmed 39 days ago
B
Retailer 22
-
$6,046 SGD
£3,724 GBP
View
Most Expensive
B
NZ Jewellers
723687b5-8257-4e78-9e2c-530443dba547 · Oct 30
$7,177 SGD
$5,614 USD
View
22 more retailers have this diamond
Prices start from $2,585 SGDSave up to $4,592 SGD

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
$2,585 SGD