CaratHunter
Plans
Oval|Natural|GIA

1.21ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 1555180089

Certificate GIA 1555180089

Diamond specifications and retailer prices

From €1,941 EUR
$2,169 USD
As of October 31, 2026
Save €3,629 EUR (65%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €5,570 EUR 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 H 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 1555180089. Listed at 20 retailers as of October 30, 2026, with prices from €1,941 to €5,570, a €3,629 spread on the same certified stone. NZ Jewellers lists it at €5,570. 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
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle37.2°
OriginNatural
Grading LabGIA
CertificateGIA 1555180089
Dimensions8.26 × 6.00 × 3.80 mm
L/W Ratio1.38
Girdle conditionFaceted
Top View
8.26 mm6.00 mm1.21 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555180089
Side View
Table 59.0%Crown 37.8°Girdle: MED-THKPavilion 37.2°Culet: NoneDepth 63.4%

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: Oct 31
Current: €5,570 EUR|Low: €1,941 EUR|High: €5,570 EUR|Avg: €2,823 EUR|+16.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 5€1,941 EUR
Retailer 19€2,016 EUR
Retailer 18€2,152 EUR
Retailer 14€2,153 EUR
Retailer 16€2,218 EUR
Retailer 17€2,261 EUR
Retailer 13€2,402 EUR
Retailer 8€2,414 EUR
Retailer 9€2,507 EUR
Retailer 15€2,596 EUR
Retailer 20€2,739 EUR
Retailer 10€2,757 EUR
Retailer 4€2,772 EUR
Retailer 2€2,812 EUR
Retailer 11€2,846 EUR
Retailer 3€2,907 EUR
Retailer 6€3,093 EUR
Retailer 12€3,263 EUR
Retailer 7€4,480 EUR
NZ Jewellers€5,570 EUR

32 data points across 20 retailers

20 retailers€1,941 EUR to €5,570 EUR

A
Cheapest Retailer
-
€1,941 EUR
$2,169 USD
A
Retailer 2
-
€2,016 EUR
HK$17,600 HKD
View
A
Retailer 3
-
€2,152 EUR
$2,404 USD
View
A
Retailer 4
-
€2,153 EUR
$2,405 USD
View
B+
Retailer 5
-
€2,218 EUR
$2,478 USD
View
Final sale: no returns
A
Retailer 6
-
€2,261 EUR
$2,526 USD
View
A
Retailer 7
-
€2,402 EUR
$2,684 USD
View
B+
Retailer 8
-
€2,414 EUR
$2,697 USD
View
B+
Retailer 9
-
€2,507 EUR
$2,801 USD
View
B+
Retailer 10
-
€2,596 EUR
$2,900 USD
View
B+
Retailer 11
-
€2,739 EUR
$3,060 USD
View
B+
Retailer 12
-
€2,757 EUR
$3,080 USD
View
B+
Retailer 13
-
€2,770 EUR
$3,095 USD
View
B+
Retailer 14
-
€2,772 EUR
$3,097 USD
View
B+
Retailer 15
-
€2,812 EUR
£2,473 GBP
View
B+
Retailer 16
-
€2,846 EUR
$3,180 USD
View
B+
Retailer 17
-
€2,907 EUR
View
B+
Retailer 18
-
€3,263 EUR
$3,646 USD
View
B
Retailer 19
-
€4,480 EUR
£3,941 GBP
View
Most Expensive
C
NZ Jewellers
a2531da3-f55b-4c00-98e4-bee2efb2287a · Oct 30
€5,570 EUR
$6,223 USD
View
19 more retailers have this diamond
Prices start from €1,941 EURSave up to €3,629 EUR

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
€1,941 EUR