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Oval|Natural|GIA

1.21ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 6545615326

Certificate GIA 6545615326

Diamond specifications and retailer prices

From $1,871 SGD
As of November 5, 2026
Save $1,739 SGD (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,610 SGD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545615326. Listed at 13 retailers as of November 5, 2026, with prices from $1,871 to $3,610, a $1,739 spread on the same certified stone. Wholesale Diamonds Direct lists it at $3,610. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.21
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.72°
Pavilion angle39.57°
OriginNatural
Grading LabGIA
CertificateGIA 6545615326
Dimensions8.30 × 5.97 × 3.75 mm
L/W Ratio1.39
Top View
8.30 mm5.97 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545615326
Side View
Table 60.0%Crown 39.72°Girdle: STK-THKPavilion 39.57°Culet: NoneDepth 62.8%

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: $2,736 SGD|Low: $1,860 SGD|High: $3,749 SGD|Avg: $2,618 SGD|-5.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 5$1,871 SGD
Retailer 7$2,180 SGD
Retailer 8$2,180 SGD
Retailer 2$2,374 SGD
Retailer 4$2,388 SGD
Retailer 3$2,424 SGD
Retailer 9$2,602 SGD
Retailer 10$2,614 SGD
Retailer 1$2,736 SGD
Retailer 11$2,850 SGD
Retailer 6$3,071 SGD
Wholesale Diamonds Direct$3,610 SGD

32 data points across 12 retailers

13 retailers$1,871 SGD to $3,610 SGD

A
Cheapest Retailer
-
$1,871 SGD
A
Retailer 2
-
$2,180 SGD
View
A
Retailer 3
-
$2,180 SGD
View
A
Retailer 4
-
$2,374 SGD
View
A
Retailer 5
-
$2,388 SGD
View
A
Retailer 6
-
$2,424 SGD
View
A
Retailer 7
-
$2,602 SGD
View
A
Retailer 8
-
$2,614 SGD
View
A
Retailer 9
-
$2,736 SGD
View
A
Retailer 10
-
$2,766 SGD
View
A
Retailer 11
-
$2,850 SGD
View
A
Retailer 12
-
$3,071 SGD
View
Most Expensive
B+
Wholesale Diamonds Direct
671258009 · Nov 6
$3,610 SGD
$2,817 USD
View
12 more retailers have this diamond
Prices start from $1,871 SGDSave up to $1,739 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
$1,871 SGD