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Round|Natural|GIA

1.00ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 1419788217

Certificate GIA 1419788217

Diamond specifications and retailer prices

From $2,185 SGD
As of November 5, 2026
Save $3,348 SGD (61%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,533 SGD 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 1419788217. Listed at 20 retailers as of November 5, 2026, with prices from $2,185 to $5,533, a $3,348 spread on the same certified stone. NZ Jewellers lists it at $5,533. 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

1.00
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 1419788217
Dimensions6.27 × 6.21 × 4.00 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.27 mm6.21 mm1.00 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 1419788217
Side View
Table 58.0%Crown 38°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 64.1%

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: $2,484 SGD|Low: $1,844 SGD|High: $4,693 SGD|Avg: $2,672 SGD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8$2,185 SGD
Retailer 6$2,214 SGD
Retailer 4$2,216 SGD
Retailer 7$2,279 SGD
Retailer 10$2,321 SGD
Retailer 2$2,334 SGD
Retailer 9$2,397 SGD
Retailer 1$2,484 SGD
Retailer 5$3,602 SGD
Retailer 3$4,624 SGD

39 data points across 10 retailers

20 retailers$2,185 SGD to $5,533 SGD

A
Cheapest Retailer
-
$2,185 SGD
B+
Retailer 2
-
$2,214 SGD
View
Final sale: no returns
A
Retailer 3
-
$2,216 SGD
View
A
Retailer 4
-
$2,279 SGD
View
B+
Retailer 5
-
$2,321 SGD
View
B+
Retailer 6
-
$2,334 SGD
View
Retailer 7
-
$2,397 SGD
View
Price last confirmed 39 days ago
Retailer 8
-
$2,397 SGD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$2,482 SGD
View
A
Retailer 10
-
$2,484 SGD
View
Retailer 11
-
$2,509 SGD
View
Price last confirmed 38 days ago
B+
Retailer 12
-
$2,644 SGD
View
B+
Retailer 13
-
$2,644 SGD
View
B+
Retailer 14
-
$2,733 SGD
View
B+
Retailer 15
-
$2,767 SGD
View
Retailer 16
-
$2,767 SGD
View
Price last confirmed 38 days ago
B
Retailer 17
-
$3,602 SGD
View
B
Retailer 18
-
$4,624 SGD
View
Retailer 19
-
$5,533 SGD
View
Price last confirmed 39 days ago
Most Expensive
C
NZ Jewellers
a65bffac-60f3-4889-8342-1e52cfa84889 · Nov 5
$5,533 SGD
$4,332 USD
View
19 more retailers have this diamond
Prices start from $2,185 SGDSave up to $3,348 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
1.00ct Round
$2,185 SGD