Oval|Natural|GIA

1.33ct H SI1 Oval Natural Diamond

ID • H/SI1 • GIA 6545674404

Certificate GIA 6545674404

Diamond specifications and retailer prices

From $4,388 USD
Save $2,315 USD (35%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,703 USD at Riddles Jewelry
View at Riddles Jewelry

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545674404. Listed at 8 retailers, with prices from $4,388 to $6,703 at Riddles Jewelry, a $2,315 spread on the same certified stone. 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
H
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6545674404
Dimensions8.81 × 6.24 × 3.66 mm
L/W Ratio1.41
Top View
8.81 mm6.24 mm1.33 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6545674404
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $6,103 USD|Low: $4,330 USD|High: $6,237 USD|Avg: $5,618 USD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 1, 2026
Retailer 3$4,388 USD
Retailer 5$4,942 USD
Retailer 6$5,746 USD
Retailer 4$5,929 USD
Retailer 7$5,967 USD
Retailer 1$6,103 USD
Retailer 2$6,237 USD

36 data points across 7 retailers

8 retailers$4,388 USD to $6,703 USD

B+
Cheapest Retailer
-
$4,388 USD
B+
Retailer 2
-
$4,545 USD
View
B+
Retailer 3
-
$4,654 USD
View
B
Retailer 4
-
$4,942 USD
CA$6,864 CAD
View
B
Retailer 5
-
$5,746 USD
View
B
Retailer 6
-
$6,103 USD
€5,812 EUR
View
B
Retailer 7
-
$6,233 USD
£4,908 GBP
View
Most Expensive
B
Riddles Jewelry
1928771700 · Sep 30
$6,703 USD
View
7 more retailers have this diamond
Prices start from $4,388 USDSave up to $2,315 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.

B+
1.33ct Oval
$4,388 USD