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Round|Natural|GIA

1.02ct G SI1 Round Natural Diamond

VG • G/SI1 • GIA 1475203059

Certificate GIA 1475203059

Diamond specifications and retailer prices

From $4,247 SGD
As of November 6, 2026
Save $6,544 SGD (61%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,791 SGD at Diamond Quarter · As of November 5, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 1475203059. Listed at 16 retailers as of November 5, 2026, with prices from $4,247 to $10,791, a $6,544 spread on the same certified stone. Diamond Quarter lists it at $10,791. 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
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 1475203059
Dimensions6.29 × 6.23 × 4.02 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.29 mm6.23 mm1.02 ctG / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1475203059
Side View
Table 56.0%Crown 37.5°Girdle: ThickPavilion 40°Culet: NoneDepth 64.3%

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: Nov 6
Current: $6,447 SGD|Low: $4,247 SGD|High: $8,939 SGD|Avg: $5,603 SGD|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10$4,247 SGD
Retailer 6$4,298 SGD
Retailer 9$4,536 SGD
Retailer 8$4,586 SGD
Retailer 2$4,970 SGD
Retailer 4$5,320 SGD
Retailer 7$5,664 SGD
Retailer 3$5,939 SGD
Retailer 1$6,447 SGD
Retailer 5$8,810 SGD

43 data points across 10 retailers

16 retailers$4,247 SGD to $10,791 SGD

B+
Cheapest Retailer
-
$4,247 SGD
B+
Retailer 2
-
$4,298 SGD
View
B
Retailer 3
-
$4,536 SGD
View
B
Retailer 4
-
$4,586 SGD
View
Retailer 5
-
$4,786 SGD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$4,786 SGD
View
B
Retailer 7
-
$4,970 SGD
View
B
Retailer 8
-
$5,320 SGD
View
B
Retailer 9
-
$5,522 SGD
View
Retailer 10
-
$5,664 SGD
View
Price last confirmed 33 days ago
B
Retailer 11
-
$5,939 SGD
View
Retailer 12
-
$5,976 SGD
View
Price last confirmed 14 days ago
B
Retailer 13
-
$6,447 SGD
View
B
Retailer 14
-
$8,810 SGD
View
B
Retailer 15
-
$9,203 SGD
View
Most Expensive
B
Diamond Quarter
1.02SI1G14591C55N · Nov 5
$10,791 SGD
£6,652 GBP
View
15 more retailers have this diamond
Prices start from $4,247 SGDSave up to $6,544 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.

B+
1.02ct Round
$4,247 SGD