Round|Natural|GIA

5.09ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1488010693

Certificate GIA 1488010693

Diamond specifications and retailer prices

From $107,980 USD
As of October 31, 2026
Save $16,390 USD (13%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $124,370 USD at Jared · As of November 2, 2026
View at Jared

About this 5.09ct natural round diamond

This 5.09ct natural round sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1488010693. Listed at 3 retailers as of October 31, 2026, with prices from $107,980 to $124,370, a $16,390 spread on the same certified stone. Jared lists it at $124,370. 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

5.09
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1488010693
Dimensions11.07 × 11.15 × 6.71 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
11.07 mm11.15 mm5.09 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1488010693
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: $124,370 USD|Low: $107,980 USD|High: $124,370 USD|Avg: $115,061 USD|+2.4%
Jared
Retailer 2
Retailer 3
Retailer 4
September 21, 2026
Retailer 3$107,980 USD
Retailer 2$110,711 USD
Retailer 4$111,370 USD
Jared$124,370 USD

7 data points across 4 retailers

3 retailers$107,980 USD to $124,370 USD

B+
Cheapest Retailer
-
$107,980 USD
B
Retailer 2
-
$111,370 USD
View
Most Expensive
B
Jared
149776698 · Nov 2
$124,370 USD
View
2 more retailers have this diamond
Prices start from $107,980 USDSave up to $16,390 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.

B+
5.09ct Round
$107,980 USD