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Oval|Natural|GIA

1.33ct M SI1 Oval Natural Diamond

ID • M/SI1 • GIA 6551627328

Certificate GIA 6551627328

Diamond specifications and retailer prices

From $1,100 USD
As of November 6, 2026
Save $2,501 USD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,601 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.33ct natural oval diamond

This 1.33ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551627328. Listed at 15 retailers as of November 5, 2026, with prices from $1,100 to $3,601, a $2,501 spread on the same certified stone. NZ Jewellers lists it at $3,601. 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

1.33
Carat
M
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551627328
Dimensions9.33 × 6.09 × 3.65 mm
L/W Ratio1.53
Top View
9.33 mm6.09 mm1.33 ctM / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551627328
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCuletDepth 59.9%

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 6
Current: $3,601 USD|Low: $1,100 USD|High: $4,042 USD|Avg: $1,849 USD|-10.9%
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
November 6, 2026
Retailer 14$1,100 USD
Retailer 3$1,285 USD
Retailer 12$1,369 USD
Retailer 2$1,451 USD
Retailer 10$1,476 USD
Retailer 5$1,512 USD
Retailer 6$1,523 USD
Retailer 13$1,544 USD
Retailer 11$1,570 USD
Retailer 7$1,612 USD
Retailer 4$1,703 USD
Retailer 9$1,801 USD
Retailer 8$2,044 USD
NZ Jewellers$3,601 USD

37 data points across 14 retailers

15 retailers$1,100 USD to $3,601 USD

A
Cheapest Retailer
-
$1,100 USD
A
Retailer 2
-
$1,285 USD
View
A
Retailer 3
-
$1,369 USD
View
A
Retailer 4
-
$1,451 USD
View
A
Retailer 5
-
$1,476 USD
View
Retailer 6
-
$1,512 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,523 USD
View
A
Retailer 8
-
$1,544 USD
View
A
Retailer 9
-
$1,570 USD
View
A
Retailer 10
-
$1,612 USD
View
A
Retailer 11
-
$1,703 USD
View
A
Retailer 12
-
$1,801 USD
View
Retailer 13
-
$1,829 USD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
$2,044 USD
View
Most Expensive
B
NZ Jewellers
d64cecf7-a2ce-4d5a-ae33-a29c8378ba0a · Nov 5
$3,601 USD
View
14 more retailers have this diamond
Prices start from $1,100 USDSave up to $2,501 USD

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
1.33ct Oval
$1,100 USD