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Round|Natural|IGI

1.00ct M I1 Round Natural Diamond

VG • M/I1 • IGI 674522789

Shape and cutting style on the report: Round brilliant

Certificate IGI 674522789

Diamond specifications and retailer prices

From $984 SGD
As of November 5, 2026
Save $2,100 SGD (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,083 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 M colour (faint-tinted) and I1 clarity (included), with a very-good cut grade and certified by IGI 674522789. Listed at 7 retailers as of November 5, 2026, with prices from $984 to $3,083, a $2,100 spread on the same certified stone. NZ Jewellers lists it at $3,083. 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
M
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.2°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 674522789
Dimensions6.19 × 6.29 × 3.93 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
6.19 mm6.29 mm1.00 ctM / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 674522789
Side View
Table 62.0%Crown 38.2°GirdlePavilion 40.4°Culet: NoneDepth 62.9%

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 5
Current: $1,382 SGD|Low: $635 SGD|High: $1,392 SGD|Avg: $1,046 SGD|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 4$635 SGD
Retailer 3$999 SGD
Retailer 2$1,169 SGD
Retailer 1$1,382 SGD

16 data points across 4 retailers

7 retailers$984 SGD to $3,083 SGD

Retailer 1
-
$984 SGD
Price last confirmed 8 days ago
B+
Retailer 2
-
$984 SGD
View
B+
Retailer 3
-
$999 SGD
View
B+
Retailer 4
-
$1,021 SGD
View
B+
Retailer 5
-
$1,134 SGD
View
B+
Retailer 6
-
$1,382 SGD
View
Most Expensive
C
NZ Jewellers
b7e1590a-01c3-4ce6-a18c-af0a5318246c · Nov 5
$3,083 SGD
$2,414 USD
View
6 more retailers have this diamond
Prices start from $984 SGDSave up to $2,100 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+
1.00ct Round
$984 SGD