Princess|Lab Grown|IGI

3.92ct D IF Princess Lab Grown Diamond

EX • D/IF • IGI LG688516646

Shape and cutting style on the report: Princess cut

Certificate IGI LG688516646

Diamond specifications and retailer prices

From $3,765 USD
As of November 2, 2026
Save $22,135 USD (85%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $25,900 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.92ct lab-grown princess diamond

This 3.92ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG688516646 or 688516646. Listed at 27 retailers as of November 2, 2026, with prices from $3,765 to $25,900, a $22,135 spread on the same certified stone. Do Amore Diamonds lists it at $25,900. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.92
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG688516646
Dimensions8.69 × 8.69 × 6.11 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.69 mm8.69 mm3.92 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG688516646
Side View
Table 68.0%Crown 39.3°Girdle: MediumPavilion 39.2°Culet: NoneDepth 70.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $25,900 USD|Low: $3,765 USD|High: $25,900 USD|Avg: $9,484 USD
Do Amore Diamonds
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November 2, 2026
Retailer 5$3,765 USD
Retailer 24$3,946 USD
Retailer 4$4,016 USD
Retailer 6$4,166 USD
Retailer 12$4,217 USD
Retailer 15$4,367 USD
Retailer 23$4,430 USD
Retailer 19$5,736 USD
Retailer 11$5,773 USD
Retailer 8$5,792 USD
Retailer 7$6,024 USD
Retailer 2$6,342 USD
Retailer 22$6,417 USD
Retailer 10$6,767 USD
Retailer 3$6,835 USD
Retailer 13$9,982 USD
Retailer 18$11,073 USD
Retailer 21$11,193 USD
Retailer 16$11,283 USD
Retailer 20$12,130 USD
Retailer 9$12,609 USD
Retailer 14$16,710 USD
Retailer 17$17,143 USD
Do Amore Diamonds$25,900 USD

31 data points across 24 retailers

27 retailers$3,765 USD to $25,900 USD

A
Cheapest Retailer
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$3,765 USD
A
Retailer 2
-
$3,946 USD
View
A
Retailer 3
-
$4,016 USD
View
A
Retailer 4
-
$4,166 USD
View
A
Retailer 5
-
$4,217 USD
View
Final sale: no returns
A
Retailer 6
-
$4,367 USD
View
A
Retailer 7
-
$4,430 USD
View
A
Retailer 8
-
$5,736 USD
£4,517 GBP
View
A
Retailer 9
-
$5,773 USD
HK$45,100 HKD
View
A
Retailer 10
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$5,792 USD
View
A
Retailer 11
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$6,024 USD
View
B+
Retailer 12
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$6,342 USD
£4,994 GBP
View
A
Retailer 13
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$6,417 USD
View
A
Retailer 14
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$6,767 USD
£5,328 GBP
View
Retailer 15
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$6,835 USD
View
Price last confirmed 14 days ago
Retailer 16
-
$7,017 USD
View
Price last confirmed 20 days ago
Retailer 17
-
$8,407 USD
£6,620 GBP
View
Price last confirmed 22 days ago
B+
Retailer 18
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$9,982 USD
£7,860 GBP
View
B+
Retailer 19
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$11,057 USD
View
B+
Retailer 20
-
$11,073 USD
A$17,035 AUD
View
B+
Retailer 21
-
$11,193 USD
ZAR 180,817 ZAR
View
B+
Retailer 22
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$11,283 USD
View
B+
Retailer 23
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$12,130 USD
View
B
Retailer 24
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$12,609 USD
View
B
Retailer 25
-
$16,710 USD
SGD 22,581 SGD
View
B
Retailer 26
-
$17,143 USD
View
Most Expensive
B
Do Amore Diamonds
27-889C1078B · Nov 2
$25,900 USD
View
26 more retailers have this diamond
Prices start from $3,765 USDSave up to $22,135 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
3.92ct Princess
$3,765 USD