Oval|Natural|GIA

1.21ct F SI1 Oval Natural Diamond

EX • F/SI1

Diamond specifications and retailer prices

From HK$27,462 HKD
As of November 6, 2026
Save HK$34,853 HKD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$62,315 HKD 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 13 retailers as of November 5, 2026, with prices from HK$27,462 to HK$62,315, a HK$34,853 spread on the same certified stone. NZ Jewellers lists it at HK$62,315. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
Dimensions8.04 × 5.90 × 3.79 mm
L/W Ratio1.36
Top View
8.04 mm5.90 mm1.21 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA
Side View
Table 60.0%CrownGirdle: MediumPavilionCulet: NoneDepth 64.3%

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 6
Current: HK$62,315 HKD|Low: HK$27,462 HKD|High: HK$62,315 HKD|Avg: HK$35,293 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3HK$27,462 HKD
Retailer 10HK$27,509 HKD
Retailer 6HK$31,546 HKD
Retailer 7HK$32,408 HKD
Retailer 8HK$32,408 HKD
Retailer 9HK$32,408 HKD
Retailer 11HK$32,760 HKD
Retailer 4HK$33,881 HKD
Retailer 2HK$34,696 HKD
Retailer 12HK$36,405 HKD
Retailer 5HK$37,392 HKD
NZ JewellersHK$62,315 HKD

31 data points across 12 retailers

13 retailersHK$27,462 HKD to HK$62,315 HKD

B+
Cheapest Retailer
-
HK$27,462 HKD
B+
Retailer 2
-
HK$27,509 HKD
View
B
Retailer 3
-
HK$31,546 HKD
View
Retailer 4
-
HK$32,408 HKD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
HK$32,408 HKD
View
B+
Retailer 6
-
HK$32,408 HKD
View
B+
Retailer 7
-
HK$32,760 HKD
View
B
Retailer 8
-
HK$33,881 HKD
View
B+
Retailer 9
-
HK$34,696 HKD
View
B
Retailer 10
-
HK$36,405 HKD
View
B
Retailer 11
-
HK$37,392 HKD
View
Retailer 12
-
HK$62,315 HKD
View
Price last confirmed 57 days ago
Most Expensive
B
NZ Jewellers
ad24ec50-af50-45fe-b57e-1277079f0dd2 · Nov 5
HK$62,315 HKD
$7,951 USD
View
12 more retailers have this diamond
Prices start from HK$27,462 HKDSave up to HK$34,853 HKD

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
HK$27,462 HKD