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Oval|Natural|IGI

1.21ct I SI1 Oval Natural Diamond

VG • I/SI1 • IGI 762558410

Shape and cutting style on the report: Oval brilliant

Certificate IGI 762558410

Diamond specifications and retailer prices

From $2,640 SGD
As of November 1, 2026
Save $3,709 SGD (58%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,349 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 762558410. Listed at 16 retailers as of November 1, 2026, with prices from $2,640 to $6,349, a $3,709 spread on the same certified stone. NZ Jewellers lists it at $6,349. 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

1.21
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle36.2°
OriginNatural
Grading LabIGI
CertificateIGI 762558410
Dimensions8.40 × 5.95 × 3.58 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Top View
8.40 mm5.95 mm1.21 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 762558410
Side View
Table 57.0%Crown 40°Girdle: STK-THKPavilion 36.2°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,358 SGD|Low: $2,570 SGD|High: $5,384 SGD|Avg: $3,416 SGD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$2,640 SGD
Retailer 6$2,802 SGD
Retailer 7$3,031 SGD
Retailer 9$3,037 SGD
Retailer 8$3,195 SGD
Retailer 1$3,358 SGD
Retailer 2$3,706 SGD
Retailer 3$3,790 SGD
Retailer 5$5,320 SGD

45 data points across 9 retailers

16 retailers$2,640 SGD to $6,349 SGD

A
Cheapest Retailer
-
$2,640 SGD
A
Retailer 2
-
$2,743 SGD
View
A
Retailer 3
-
$2,802 SGD
View
Final sale: no returns
B+
Retailer 4
-
$3,031 SGD
View
B+
Retailer 5
-
$3,037 SGD
View
Retailer 6
-
$3,037 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$3,177 SGD
View
B+
Retailer 8
-
$3,195 SGD
View
B+
Retailer 9
-
$3,216 SGD
View
B+
Retailer 10
-
$3,358 SGD
View
Retailer 11
-
$3,504 SGD
View
Price last confirmed 61 days ago
B+
Retailer 12
-
$3,504 SGD
View
B+
Retailer 13
-
$3,706 SGD
View
B+
Retailer 14
-
$3,790 SGD
View
B
Retailer 15
-
$5,320 SGD
View
Most Expensive
B
NZ Jewellers
380734b1-39e7-4292-8b8d-1531690d6954 · Nov 5
$6,349 SGD
$4,954 USD
View
15 more retailers have this diamond
Prices start from $2,640 SGDSave up to $3,709 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
1.21ct Oval
$2,640 SGD