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Round|Natural|GIA

3.12ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7532773208

Certificate GIA 7532773208

Diamond specifications and retailer prices

From $29,067 USD
As of November 1, 2026
Save $9,691 USD (25%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $38,758 USD at Moon Ocean · As of November 2, 2026
View at Moon Ocean

About this 3.12ct natural round diamond

This 3.12ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7532773208. Listed at 8 retailers as of November 1, 2026, with prices from $29,067 to $38,758, a $9,691 spread on the same certified stone. Moon Ocean lists it at $38,758. 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

3.12
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
OriginNatural
Grading LabGIA
CertificateGIA 7532773208
Dimensions9.32 × 9.29 × 5.78 mm
L/W Ratio1.00
Star length50%
Key to symbols
Crystal, Cloud, Knot, Feather
Top View
9.32 mm9.29 mm3.12 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7532773208
Side View
Table 58.0%Crown 35.5°Girdle: ThickPavilionCulet: NoneDepth 62.1%

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 1
Current: $38,758 USD|Low: $28,314 USD|High: $39,292 USD|Avg: $33,418 USD|-0.9%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5$29,067 USD
Retailer 4$29,264 USD
Retailer 11$29,691 USD
Retailer 10$30,626 USD
Retailer 6$31,926 USD
Retailer 3$34,476 USD
Retailer 7$35,020 USD
Retailer 8$35,020 USD
Retailer 9$36,190 USD
Retailer 2$37,312 USD
Moon Ocean$38,758 USD

34 data points across 11 retailers

8 retailers$29,067 USD to $38,758 USD

A
Cheapest Retailer
-
$29,067 USD
A
Retailer 2
-
$29,264 USD
View
Final sale: no returns
Retailer 3
-
$33,522 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$34,586 USD
View
Price last confirmed 32 days ago
B+
Retailer 5
-
$35,020 USD
View
Retailer 6
-
$35,917 USD
View
Price last confirmed 34 days ago
B
Retailer 7
-
$37,312 USD
€35,535 EUR
View
Most Expensive
B
Moon Ocean
NVN-F2EF3E8FB-208 · Nov 2
$38,758 USD
£30,518 GBP
View
7 more retailers have this diamond
Prices start from $29,067 USDSave up to $9,691 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
3.12ct Round
$29,067 USD