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Cushion|Lab Grown|IGI

3.74ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG816635890

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816635890

Diamond specifications and retailer prices

From $706 AUD
$496 USD
As of October 28, 2026
Save $4,265 AUD (86%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,971 AUD at Frank Darling · As of October 27, 2026
View at Frank Darling

About this 3.74ct lab-grown cushion diamond

This 3.74ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816635890 or 816635890. Listed at 5 retailers as of October 27, 2026, with prices from $706 to $4,971, a $4,265 spread on the same certified stone. Frank Darling lists it at $4,971. 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

3.74
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816635890
Dimensions11.14 × 8.04 × 5.28 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.14 mm8.04 mm3.74 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816635890
Side View
Table 63.0%Crown 36.8°Girdle: MED-THKPavilion 35.3°Culet: NoneDepth 65.7%

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: Oct 28
Current: $4,971 AUD|Low: $706 AUD|High: $4,971 AUD|Avg: $2,979 AUD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 28, 2026
Retailer 2$706 AUD
Retailer 3$992 AUD
Retailer 6$1,280 AUD
Retailer 5$2,597 AUD
Retailer 4$3,616 AUD
Retailer 7$4,883 AUD
Frank Darling$4,971 AUD

11 data points across 7 retailers

5 retailers$706 AUD to $4,971 AUD

A
Cheapest Retailer
-
$706 AUD
$496 USD
Final sale: no returns
B+
Retailer 2
-
$992 AUD
$697 USD
View
Retailer 3
-
$2,597 AUD
$1,824 USD
View
Price last confirmed 25 days ago
Retailer 4
-
$3,616 AUD
$2,540 USD
View
Price last confirmed 17 days ago
Most Expensive
B
Frank Darling
100747842824KD · Oct 27
$4,971 AUD
$3,492 USD
View
4 more retailers have this diamond
Prices start from $706 AUDSave up to $4,265 AUD

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
3.74ct Cushion
$706 AUD