Oval|Natural|GIA

1.21ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 6442622821

Certificate GIA 6442622821

Diamond specifications and retailer prices

From $5,359 SGD
$4,192 USD
As of October 30, 2026
Save $5,987 SGD (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $11,346 SGD at NZ Jewellers · As of October 30, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6442622821. Listed at 15 retailers as of October 30, 2026, with prices from $5,359 to $11,346, a $5,987 spread on the same certified stone. NZ Jewellers lists it at $11,346. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6442622821
Dimensions8.38 × 5.86 × 3.78 mm
L/W Ratio1.43
Top View
8.38 mm5.86 mm1.21 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6442622821
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.6%

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: Oct 30
Current: $10,805 SGD|Low: $5,359 SGD|High: $10,935 SGD|Avg: $6,985 SGD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 10$5,359 SGD
Retailer 8$5,452 SGD
Retailer 4$5,460 SGD
Retailer 9$5,772 SGD
Retailer 12$6,145 SGD
Retailer 6$6,771 SGD
Retailer 11$6,788 SGD
Retailer 2$6,891 SGD
Retailer 13$6,891 SGD
Retailer 3$7,121 SGD
Retailer 7$7,677 SGD
Retailer 5$9,066 SGD
Retailer 1$10,805 SGD

42 data points across 13 retailers

15 retailers$5,359 SGD to $11,346 SGD

B+
Cheapest Retailer
-
$5,359 SGD
$4,192 USD
B+
Retailer 2
-
$5,452 SGD
$4,265 USD
View
B+
Retailer 3
-
$5,772 SGD
$4,515 USD
View
B+
Retailer 4
-
$6,145 SGD
$4,807 USD
View
B+
Retailer 5
-
$6,145 SGD
$4,807 USD
View
B+
Retailer 6
-
$6,145 SGD
$4,807 USD
View
B+
Retailer 7
-
$6,771 SGD
£4,170 GBP
View
Retailer 8
-
$6,788 SGD
£4,181 GBP
View
Price last confirmed 32 days ago
B
Retailer 9
-
$6,891 SGD
$5,390 USD
View
B
Retailer 10
-
$6,891 SGD
$5,390 USD
View
B
Retailer 11
-
$7,091 SGD
$5,547 USD
View
B
Retailer 12
-
$7,121 SGD
$5,570 USD
View
B
Retailer 13
-
$7,677 SGD
€5,719 EUR
View
B
Retailer 14
-
$10,805 SGD
£6,655 GBP
View
Most Expensive
B
NZ Jewellers
e6fafed5-d9a1-4950-b8b9-6148eefd9cc0 · Oct 30
$11,346 SGD
$8,875 USD
View
14 more retailers have this diamond
Prices start from $5,359 SGDSave up to $5,987 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+
1.21ct Oval
$5,359 SGD